diff --git a/10-data-organisation.html b/10-data-organisation.html
index 3776d57cf..ab4a2456f 100644
--- a/10-data-organisation.html
+++ b/10-data-organisation.html
@@ -1066,7 +1066,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/10-data-organisation.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/20-r-rstudio.html b/20-r-rstudio.html
index bcbffeda2..3a367fec5 100644
--- a/20-r-rstudio.html
+++ b/20-r-rstudio.html
@@ -1042,7 +1042,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/20-r-rstudio.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/23-starting-with-r.html b/23-starting-with-r.html
index e03d29742..d023ff953 100644
--- a/23-starting-with-r.html
+++ b/23-starting-with-r.html
@@ -2044,7 +2044,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/23-starting-with-r.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/25-starting-with-data.html b/25-starting-with-data.html
index bdc0dd6d8..9b455e30f 100644
--- a/25-starting-with-data.html
+++ b/25-starting-with-data.html
@@ -1533,7 +1533,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/25-starting-with-data.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/30-dplyr.html b/30-dplyr.html
index d4e418642..b04143e09 100644
--- a/30-dplyr.html
+++ b/30-dplyr.html
@@ -813,7 +813,7 @@ <h3 class="callout-title">Challenge:<a class="anchor" aria-label="anchor" href="
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb27">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -932,7 +932,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb33">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1195,7 +1195,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3">Show me the solution</h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb49">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1398,7 +1398,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4">Show me the solution</h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb66">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1951,7 +1951,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5">Show me the solution</h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb100">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2033,7 +2033,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6">Show me the solution</h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>Let’s first calculate the mean expression level of X and Y linked
 genes from male and female samples…</p>
@@ -2143,7 +2143,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7">Show me the solution</h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>Let’s first calculate the mean expression by gene and by time</p>
 <div class="codewrapper sourceCode" id="cb113">
@@ -2363,7 +2363,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8">Show me the solution</h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <p>Starting from the rna_time tibble:</p>
 <div class="codewrapper sourceCode" id="cb129">
@@ -2647,7 +2647,7 @@ <h3 class="callout-title">Challenge:<a class="anchor" aria-label="anchor" href="
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution9" aria-expanded="false" aria-controls="collapseSolution9">
   <h4 class="accordion-header" id="headingSolution9">Show me the solution</h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb146">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2784,7 +2784,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/30-dplyr.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/40-visualization.html b/40-visualization.html
index 5ba8df913..b67b1158d 100644
--- a/40-visualization.html
+++ b/40-visualization.html
@@ -1735,7 +1735,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/40-visualization.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/404.html b/404.html
index eed687981..9fcc69b2a 100644
--- a/404.html
+++ b/404.html
@@ -319,8 +319,8 @@ <h1>Page not found</h1>
   "url": "https://carpentries-incubator.github.io/bioc-intro/404.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/404.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/60-next-steps.html b/60-next-steps.html
index dbed9043e..7da5beedb 100644
--- a/60-next-steps.html
+++ b/60-next-steps.html
@@ -960,7 +960,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb44">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1029,7 +1029,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb48">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1469,7 +1469,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/60-next-steps.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index 1dbe55ac0..795341037 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -337,7 +337,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/CODE_OF_CONDUCT.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index a72542574..f78c5d386 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -389,7 +389,7 @@ <h1>Licenses</h1>
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/LICENSE.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 4bffd7c3c..873b3df36 100644
--- a/aio.html
+++ b/aio.html
@@ -5444,7 +5444,7 @@ <h3 class="callout-title">Challenge:<a class="anchor" aria-label="anchor" href="
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb27">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -5564,7 +5564,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb33">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -5829,7 +5829,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3">Show me the solution</h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb49">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -6035,7 +6035,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4">Show me the solution</h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb66">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -6595,7 +6595,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5">Show me the solution</h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb100">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -6677,7 +6677,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6">Show me the solution</h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>Let’s first calculate the mean expression level of X and Y linked
 genes from male and female samples…</p>
@@ -6787,7 +6787,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7">Show me the solution</h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>Let’s first calculate the mean expression by gene and by time</p>
 <div class="codewrapper sourceCode" id="cb113">
@@ -7007,7 +7007,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8">Show me the solution</h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <p>Starting from the rna_time tibble:</p>
 <div class="codewrapper sourceCode" id="cb129">
@@ -7292,7 +7292,7 @@ <h3 class="callout-title">Challenge:<a class="anchor" aria-label="anchor" href="
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution9" aria-expanded="false" aria-controls="collapseSolution9">
   <h4 class="accordion-header" id="headingSolution9">Show me the solution</h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb146">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -9519,7 +9519,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb44">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -9588,7 +9588,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb48">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -10022,8 +10022,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://carpentries-incubator.github.io/bioc-intro/aio.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/aio.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/discuss.html b/discuss.html
index 474bed7c9..f450c7215 100644
--- a/discuss.html
+++ b/discuss.html
@@ -330,7 +330,7 @@ <h1>Discussion</h1>
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/discuss.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/images.html b/images.html
index 77b18da8f..8771bd265 100644
--- a/images.html
+++ b/images.html
@@ -580,8 +580,8 @@ <h3 id="60-next-steps-figure-2">Figure 2</h3>
   "url": "https://carpentries-incubator.github.io/bioc-intro/images.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/images.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/index.html b/index.html
index cbe610a60..9bcb82740 100644
--- a/index.html
+++ b/index.html
@@ -488,8 +488,8 @@ <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i
   "url": "https://carpentries-incubator.github.io/bioc-intro/index.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/index.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor-notes.html b/instructor-notes.html
index d1677ca81..1c71a26b7 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
@@ -361,8 +361,8 @@ <h1>Instructor Notes</h1>
   "url": "https://carpentries-incubator.github.io/bioc-intro/instructor-notes.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor-notes.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/10-data-organisation.html b/instructor/10-data-organisation.html
index e233b117d..b0b44656f 100644
--- a/instructor/10-data-organisation.html
+++ b/instructor/10-data-organisation.html
@@ -1068,7 +1068,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/10-data-organisation.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/20-r-rstudio.html b/instructor/20-r-rstudio.html
index f37652e82..05010d371 100644
--- a/instructor/20-r-rstudio.html
+++ b/instructor/20-r-rstudio.html
@@ -1044,7 +1044,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/20-r-rstudio.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/23-starting-with-r.html b/instructor/23-starting-with-r.html
index 5f578acac..f7caf767d 100644
--- a/instructor/23-starting-with-r.html
+++ b/instructor/23-starting-with-r.html
@@ -2046,7 +2046,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/23-starting-with-r.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/25-starting-with-data.html b/instructor/25-starting-with-data.html
index f6debbc2e..7eedfbd67 100644
--- a/instructor/25-starting-with-data.html
+++ b/instructor/25-starting-with-data.html
@@ -1535,7 +1535,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/25-starting-with-data.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/30-dplyr.html b/instructor/30-dplyr.html
index 7176e05b5..61760585f 100644
--- a/instructor/30-dplyr.html
+++ b/instructor/30-dplyr.html
@@ -815,7 +815,7 @@ <h3 class="callout-title">Challenge:<a class="anchor" aria-label="anchor" href="
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb27">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -934,7 +934,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb33">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1197,7 +1197,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3">Show me the solution</h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb49">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1400,7 +1400,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4">Show me the solution</h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb66">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1953,7 +1953,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5">Show me the solution</h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb100">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2035,7 +2035,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6">Show me the solution</h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>Let’s first calculate the mean expression level of X and Y linked
 genes from male and female samples…</p>
@@ -2145,7 +2145,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7">Show me the solution</h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>Let’s first calculate the mean expression by gene and by time</p>
 <div class="codewrapper sourceCode" id="cb113">
@@ -2365,7 +2365,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8">Show me the solution</h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <p>Starting from the rna_time tibble:</p>
 <div class="codewrapper sourceCode" id="cb129">
@@ -2649,7 +2649,7 @@ <h3 class="callout-title">Challenge:<a class="anchor" aria-label="anchor" href="
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution9" aria-expanded="false" aria-controls="collapseSolution9">
   <h4 class="accordion-header" id="headingSolution9">Show me the solution</h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb146">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2786,7 +2786,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/30-dplyr.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/40-visualization.html b/instructor/40-visualization.html
index e388a97e8..3f65524a3 100644
--- a/instructor/40-visualization.html
+++ b/instructor/40-visualization.html
@@ -1737,7 +1737,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/40-visualization.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/404.html b/instructor/404.html
index 5be8e83b5..c87723e96 100644
--- a/instructor/404.html
+++ b/instructor/404.html
@@ -319,8 +319,8 @@ <h1>Page not found</h1>
   "url": "https://carpentries-incubator.github.io/bioc-intro/instructor/404.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/404.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/60-next-steps.html b/instructor/60-next-steps.html
index 7034c493a..a07098e42 100644
--- a/instructor/60-next-steps.html
+++ b/instructor/60-next-steps.html
@@ -962,7 +962,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb44">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1031,7 +1031,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb48">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1471,7 +1471,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/60-next-steps.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index 86a2d60c3..032175376 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -339,7 +339,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/CODE_OF_CONDUCT.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index 35b4b8c53..6200f0a08 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
@@ -391,7 +391,7 @@ <h1>Licenses</h1>
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/LICENSE.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/aio.html b/instructor/aio.html
index fe3e8f968..2f21d098e 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -5451,7 +5451,7 @@ <h3 class="callout-title">Challenge:<a class="anchor" aria-label="anchor" href="
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb27">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -5571,7 +5571,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb33">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -5836,7 +5836,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3">Show me the solution</h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb49">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -6042,7 +6042,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4">Show me the solution</h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb66">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -6602,7 +6602,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5">Show me the solution</h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb100">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -6684,7 +6684,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6">Show me the solution</h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>Let’s first calculate the mean expression level of X and Y linked
 genes from male and female samples…</p>
@@ -6794,7 +6794,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7">Show me the solution</h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>Let’s first calculate the mean expression by gene and by time</p>
 <div class="codewrapper sourceCode" id="cb113">
@@ -7014,7 +7014,7 @@ <h3 class="callout-title">Question<a class="anchor" aria-label="anchor" href="#q
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8">Show me the solution</h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <p>Starting from the rna_time tibble:</p>
 <div class="codewrapper sourceCode" id="cb129">
@@ -7299,7 +7299,7 @@ <h3 class="callout-title">Challenge:<a class="anchor" aria-label="anchor" href="
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution9" aria-expanded="false" aria-controls="collapseSolution9">
   <h4 class="accordion-header" id="headingSolution9">Show me the solution</h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb146">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -9528,7 +9528,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb44">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -9597,7 +9597,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb48">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -10031,8 +10031,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://carpentries-incubator.github.io/bioc-intro/instructor/aio.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/aio.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/discuss.html b/instructor/discuss.html
index 226317472..c4f65e590 100644
--- a/instructor/discuss.html
+++ b/instructor/discuss.html
@@ -332,7 +332,7 @@ <h1>Discussion</h1>
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/discuss.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/images.html b/instructor/images.html
index c11a4615a..fd7161a99 100644
--- a/instructor/images.html
+++ b/instructor/images.html
@@ -582,8 +582,8 @@ <h3 id="60-next-steps-figure-2">Figure 2</h3>
   "url": "https://carpentries-incubator.github.io/bioc-intro/instructor/images.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/images.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/index.html b/instructor/index.html
index b2b7da1ca..404eabc02 100644
--- a/instructor/index.html
+++ b/instructor/index.html
@@ -572,8 +572,8 @@ <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i
   "url": "https://carpentries-incubator.github.io/bioc-intro/instructor/index.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/index.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/instructor-notes.html b/instructor/instructor-notes.html
index e3b461aa3..7703e9178 100644
--- a/instructor/instructor-notes.html
+++ b/instructor/instructor-notes.html
@@ -370,8 +370,8 @@ <h1>Instructor Notes</h1>
   "url": "https://carpentries-incubator.github.io/bioc-intro/instructor/instructor-notes.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/instructor-notes.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/key-points.html b/instructor/key-points.html
index d1b227c42..a86ac63b2 100644
--- a/instructor/key-points.html
+++ b/instructor/key-points.html
@@ -393,8 +393,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://carpentries-incubator.github.io/bioc-intro/instructor/key-points.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/key-points.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/profiles.html b/instructor/profiles.html
index 447452df3..5a620251d 100644
--- a/instructor/profiles.html
+++ b/instructor/profiles.html
@@ -288,8 +288,8 @@ <h1>Learner Profiles</h1>
   "url": "https://carpentries-incubator.github.io/bioc-intro/instructor/profiles.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/profiles.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/instructor/reference.html b/instructor/reference.html
index bcfcb58f9..a55f61cad 100644
--- a/instructor/reference.html
+++ b/instructor/reference.html
@@ -332,7 +332,7 @@ <h1></h1>
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/instructor/reference.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/key-points.html b/key-points.html
index f33b6acdb..0ee6521e0 100644
--- a/key-points.html
+++ b/key-points.html
@@ -391,8 +391,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://carpentries-incubator.github.io/bioc-intro/key-points.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/key-points.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/pkgdown.yml b/pkgdown.yml
index ec4c1f86a..c678ef7cd 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -2,5 +2,5 @@ pandoc: 2.19.2
 pkgdown: 2.0.7
 pkgdown_sha: ~
 articles: {}
-last_built: 2024-02-06T08:44Z
+last_built: 2024-02-13T00:36Z
 
diff --git a/profiles.html b/profiles.html
index 0c873f131..6cd8a0d71 100644
--- a/profiles.html
+++ b/profiles.html
@@ -288,8 +288,8 @@ <h1>Learner Profiles</h1>
   "url": "https://carpentries-incubator.github.io/bioc-intro/profiles.html",
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/profiles.html",
   "dateCreated": "2020-09-14",
-  "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "dateModified": "2024-02-13",
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/reference.html b/reference.html
index edeacf630..512d6f98d 100644
--- a/reference.html
+++ b/reference.html
@@ -330,7 +330,7 @@ <h1></h1>
   "identifier": "https://carpentries-incubator.github.io/bioc-intro/reference.html",
   "dateCreated": "2020-09-14",
   "dateModified": "2024-02-06",
-  "datePublished": "2024-02-06"
+  "datePublished": "2024-02-13"
 }
 
   </script><script>
diff --git a/renv.lock b/renv.lock
index 3f767b7a7..a912d944e 100644
--- a/renv.lock
+++ b/renv.lock
@@ -86,14 +86,14 @@
     },
     "DBI": {
       "Package": "DBI",
-      "Version": "1.2.0",
+      "Version": "1.2.1",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
         "R",
         "methods"
       ],
-      "Hash": "3e0051431dff9acfe66c23765e55c556"
+      "Hash": "9b4993e98e0e19da84c168460c032fef"
     },
     "DelayedArray": {
       "Package": "DelayedArray",
@@ -175,7 +175,7 @@
     },
     "MASS": {
       "Package": "MASS",
-      "Version": "7.3-60",
+      "Version": "7.3-60.0.1",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
@@ -186,11 +186,11 @@
         "stats",
         "utils"
       ],
-      "Hash": "a56a6365b3fa73293ea8d084be0d9bb0"
+      "Hash": "b765b28387acc8ec9e9c1530713cb19c"
     },
     "Matrix": {
       "Package": "Matrix",
-      "Version": "1.6-4",
+      "Version": "1.6-5",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
@@ -203,7 +203,7 @@
         "stats",
         "utils"
       ],
-      "Hash": "d9c655b30a2edc6bb2244c1d1e8d549d"
+      "Hash": "8c7115cd3a0e048bda2a7cd110549f7a"
     },
     "MatrixGenerics": {
       "Package": "MatrixGenerics",
@@ -237,7 +237,7 @@
     },
     "RCurl": {
       "Package": "RCurl",
-      "Version": "1.98-1.13",
+      "Version": "1.98-1.14",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
@@ -245,18 +245,18 @@
         "bitops",
         "methods"
       ],
-      "Hash": "318c7b8d68358b45cbc6115dda23d7db"
+      "Hash": "47f648d288079d0c696804ad4e55197e"
     },
     "Rcpp": {
       "Package": "Rcpp",
-      "Version": "1.0.11",
+      "Version": "1.0.12",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
         "methods",
         "utils"
       ],
-      "Hash": "ae6cbbe1492f4de79c45fce06f967ce8"
+      "Hash": "5ea2700d21e038ace58269ecdbeb9ec0"
     },
     "S4Arrays": {
       "Package": "S4Arrays",
@@ -586,14 +586,14 @@
     },
     "data.table": {
       "Package": "data.table",
-      "Version": "1.14.10",
+      "Version": "1.15.0",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
         "R",
         "methods"
       ],
-      "Hash": "6ea17a32294d8ca00455825ab0cf71b9"
+      "Hash": "cfbbb4aed6e78cd45f17123a9ec9981a"
     },
     "dbplyr": {
       "Package": "dbplyr",
@@ -625,14 +625,14 @@
     },
     "digest": {
       "Package": "digest",
-      "Version": "0.6.33",
+      "Version": "0.6.34",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
         "R",
         "utils"
       ],
-      "Hash": "b18a9cf3c003977b0cc49d5e76ebe48d"
+      "Hash": "7ede2ee9ea8d3edbf1ca84c1e333ad1a"
     },
     "dplyr": {
       "Package": "dplyr",
@@ -823,14 +823,14 @@
     },
     "glue": {
       "Package": "glue",
-      "Version": "1.6.2",
+      "Version": "1.7.0",
       "Source": "Repository",
-      "Repository": "RSPM",
+      "Repository": "CRAN",
       "Requirements": [
         "R",
         "methods"
       ],
-      "Hash": "4f2596dfb05dac67b9dc558e5c6fba2e"
+      "Hash": "e0b3a53876554bd45879e596cdb10a52"
     },
     "googledrive": {
       "Package": "googledrive",
@@ -1246,7 +1246,7 @@
       "Package": "nlme",
       "Version": "3.1-164",
       "Source": "Repository",
-      "Repository": "CRAN",
+      "Repository": "RSPM",
       "Requirements": [
         "R",
         "graphics",
@@ -1268,9 +1268,9 @@
     },
     "patchwork": {
       "Package": "patchwork",
-      "Version": "1.1.3",
+      "Version": "1.2.0",
       "Source": "Repository",
-      "Repository": "RSPM",
+      "Repository": "CRAN",
       "Requirements": [
         "cli",
         "ggplot2",
@@ -1282,7 +1282,7 @@
         "stats",
         "utils"
       ],
-      "Hash": "c5754106c02e8e019941100c81149431"
+      "Hash": "9c8ab14c00ac07e9e04d1664c0b74486"
     },
     "pillar": {
       "Package": "pillar",
@@ -1313,7 +1313,7 @@
     },
     "plotly": {
       "Package": "plotly",
-      "Version": "4.10.3",
+      "Version": "4.10.4",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
@@ -1341,7 +1341,7 @@
         "vctrs",
         "viridisLite"
       ],
-      "Hash": "56914cc61df53f2d0283d5498680867e"
+      "Hash": "a1ac5c03ad5ad12b9d1597e00e23c3dd"
     },
     "prettyunits": {
       "Package": "prettyunits",
@@ -1398,14 +1398,14 @@
     },
     "ps": {
       "Package": "ps",
-      "Version": "1.7.5",
+      "Version": "1.7.6",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
         "R",
         "utils"
       ],
-      "Hash": "709d852d33178db54b17c722e5b1e594"
+      "Hash": "dd2b9319ee0656c8acf45c7f40c59de7"
     },
     "purrr": {
       "Package": "purrr",
@@ -1445,7 +1445,7 @@
     },
     "readr": {
       "Package": "readr",
-      "Version": "2.1.4",
+      "Version": "2.1.5",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
@@ -1464,7 +1464,7 @@
         "utils",
         "vroom"
       ],
-      "Hash": "b5047343b3825f37ad9d3b5d89aa1078"
+      "Hash": "9de96463d2117f6ac49980577939dfb3"
     },
     "readxl": {
       "Package": "readxl",
@@ -1510,7 +1510,7 @@
     },
     "reprex": {
       "Package": "reprex",
-      "Version": "2.0.2",
+      "Version": "2.1.0",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
@@ -1528,18 +1528,18 @@
         "utils",
         "withr"
       ],
-      "Hash": "d66fe009d4c20b7ab1927eb405db9ee2"
+      "Hash": "1425f91b4d5d9a8f25352c44a3d914ed"
     },
     "rlang": {
       "Package": "rlang",
-      "Version": "1.1.2",
+      "Version": "1.1.3",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
         "R",
         "utils"
       ],
-      "Hash": "50a6dbdc522936ca35afc5e2082ea91b"
+      "Hash": "42548638fae05fd9a9b5f3f437fbbbe2"
     },
     "rmarkdown": {
       "Package": "rmarkdown",
@@ -1749,7 +1749,7 @@
     },
     "tidyr": {
       "Package": "tidyr",
-      "Version": "1.3.0",
+      "Version": "1.3.1",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
@@ -1768,7 +1768,7 @@
         "utils",
         "vctrs"
       ],
-      "Hash": "e47debdc7ce599b070c8e78e8ac0cfcf"
+      "Hash": "915fb7ce036c22a6a33b5a8adb712eb1"
     },
     "tidyselect": {
       "Package": "tidyselect",
@@ -1828,14 +1828,14 @@
     },
     "timechange": {
       "Package": "timechange",
-      "Version": "0.2.0",
+      "Version": "0.3.0",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
         "R",
         "cpp11"
       ],
-      "Hash": "8548b44f79a35ba1791308b61e6012d7"
+      "Hash": "c5f3c201b931cd6474d17d8700ccb1c8"
     },
     "tinytex": {
       "Package": "tinytex",
@@ -1870,13 +1870,13 @@
     },
     "uuid": {
       "Package": "uuid",
-      "Version": "1.1-1",
+      "Version": "1.2-0",
       "Source": "Repository",
-      "Repository": "RSPM",
+      "Repository": "CRAN",
       "Requirements": [
         "R"
       ],
-      "Hash": "3d78edfb977a69fc7a0341bee25e163f"
+      "Hash": "303c19bfd970bece872f93a824e323d9"
     },
     "vctrs": {
       "Package": "vctrs",
@@ -1930,16 +1930,15 @@
     },
     "withr": {
       "Package": "withr",
-      "Version": "2.5.2",
+      "Version": "3.0.0",
       "Source": "Repository",
       "Repository": "CRAN",
       "Requirements": [
         "R",
         "grDevices",
-        "graphics",
-        "stats"
+        "graphics"
       ],
-      "Hash": "4b25e70111b7d644322e9513f403a272"
+      "Hash": "d31b6c62c10dcf11ec530ca6b0dd5d35"
     },
     "xfun": {
       "Package": "xfun",