diff --git a/01-starting-with-data.html b/01-starting-with-data.html
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       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Analyzing Patient Data</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/01-starting-with-data.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -1714,8 +1714,8 @@ <h3 class="callout-title">Key Points</h3>
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   "dateCreated": "2014-12-18",
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 }
 
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diff --git a/02-func-R.html b/02-func-R.html
index 20c07fcb9..fe713effe 100644
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       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Creating Functions</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/02-func-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -635,7 +635,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
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diff --git a/03-loops-R.html b/03-loops-R.html
index 38aac80b6..9abc12b6f 100644
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@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Analyzing Multiple Data Sets</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/03-loops-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -1138,8 +1138,8 @@ <h3 class="callout-title">Key Points</h3>
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-  "dateModified": "2024-12-07",
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diff --git a/04-cond.html b/04-cond.html
index 21fbfd9c3..d8a69b92b 100644
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       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Making Choices</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/04-cond.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -1241,8 +1241,8 @@ <h3 class="callout-title">Key Points</h3>
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   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-07",
-  "datePublished": "2025-01-28"
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 }
 
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diff --git a/05-cmdline.html b/05-cmdline.html
index 1b7106fa8..f1b71172f 100644
--- a/05-cmdline.html
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@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Command-Line Programs</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/05-cmdline.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -787,7 +787,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
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-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
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@@ -1405,7 +1405,7 @@ <h3 class="callout-title">Implementing <code>wc</code> in R</h3>
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   "dateCreated": "2014-12-18",
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diff --git a/06-best-practices-R.html b/06-best-practices-R.html
index da557d671..d80e14803 100644
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@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Best Practices for Writing R Code</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/06-best-practices-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -647,7 +647,7 @@ <h3 class="callout-title">Best Practice</h3>
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diff --git a/07-knitr-R.html b/07-knitr-R.html
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@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Dynamic Reports with knitr</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/07-knitr-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -588,8 +588,8 @@ <h3 class="callout-title">Key Points</h3>
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-  "dateModified": "2024-12-07",
-  "datePublished": "2025-01-28"
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diff --git a/08-making-packages-R.html b/08-making-packages-R.html
index ea13ae2e8..0fb37d169 100644
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       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Making Packages in R</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/08-making-packages-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -634,7 +634,7 @@ <h3 class="callout-title">Creating a Package for Distribution</h3>
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-  "dateModified": "2024-12-07",
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 }
 
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diff --git a/09-supp-intro-rstudio.html b/09-supp-intro-rstudio.html
index 786350d7e..50d69c619 100644
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@@ -399,7 +399,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Introduction to RStudio</h1>
-        <p>Last updated on 2024-12-03 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/09-supp-intro-rstudio.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -569,8 +569,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://swcarpentry.github.io/r-novice-inflammation/09-supp-intro-rstudio.html",
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   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-03",
-  "datePublished": "2025-01-28"
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+  "datePublished": "2025-02-03"
 }
 
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diff --git a/10-supp-addressing-data.html b/10-supp-addressing-data.html
index 48399823e..84829df08 100644
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@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Addressing Data</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/10-supp-addressing-data.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -544,7 +544,7 @@ <h3 class="callout-title">Selecting Values</h3>
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 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
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@@ -579,7 +579,7 @@ <h3 class="callout-title">Selecting More Values</h3>
 <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">
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@@ -633,7 +633,7 @@ <h3 class="callout-title">Subsetting with Sequences</h3>
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   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
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 <div class="codewrapper sourceCode" id="cb14">
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@@ -785,7 +785,7 @@ <h3 class="callout-title">Subsetting Non-Sequential Data</h3>
 <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" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb18">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1102,7 +1102,7 @@ <h3 class="callout-title">Using Logical Indexes</h3>
 <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" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li>The code for such a plot:</li>
 </ol><div class="codewrapper sourceCode" id="cb49">
@@ -1155,7 +1155,7 @@ <h3 class="callout-title">Updating a Subset of Values</h3>
 <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" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb52">
 <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1243,8 +1243,8 @@ <h3 class="callout-title">Key Points</h3>
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   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/10-supp-addressing-data.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-07",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
+  "datePublished": "2025-02-03"
 }
 
   </script><script>
diff --git a/11-supp-read-write-csv.html b/11-supp-read-write-csv.html
index b564c5e1f..169be48b5 100644
--- a/11-supp-read-write-csv.html
+++ b/11-supp-read-write-csv.html
@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Reading and Writing CSV Files</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/11-supp-read-write-csv.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -1059,8 +1059,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://swcarpentry.github.io/r-novice-inflammation/11-supp-read-write-csv.html",
   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/11-supp-read-write-csv.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-07",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
+  "datePublished": "2025-02-03"
 }
 
   </script><script>
diff --git a/12-supp-factors.html b/12-supp-factors.html
index f80a78fd7..2866c5077 100644
--- a/12-supp-factors.html
+++ b/12-supp-factors.html
@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Understanding Factors</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/12-supp-factors.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -580,7 +580,7 @@ <h3 class="callout-title">Representing Data in R</h3>
 <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">
 <p>Correct solution is <strong>d.</strong></p>
 <div class="codewrapper sourceCode" id="cb16">
@@ -764,7 +764,7 @@ <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i
 <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="cb30">
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@@ -818,7 +818,7 @@ <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i
 <button class="accordion-button hint-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseHint1" aria-expanded="false" aria-controls="collapseHint1">
   <h4 class="accordion-header" id="headingHint1"> Give me a hint </h4>
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-<div id="collapseHint1" class="accordion-collapse collapse" data-bs-parent="#accordionHint1" aria-labelledby="headingHint1">
+<div id="collapseHint1" class="accordion-collapse collapse" aria-labelledby="headingHint1" data-bs-parent="#accordionHint1">
 <div class="accordion-body">
 <p>How many levels does <code>dat$Gender</code> have?</p>
 </div>
@@ -830,7 +830,7 @@ <h4 class="accordion-header" id="headingHint1"> Give me a hint </h4>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p><code>dat$Gender</code> has 4 levels, so the plot shows 4 levels.</p>
 </div>
@@ -941,8 +941,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://swcarpentry.github.io/r-novice-inflammation/12-supp-factors.html",
   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/12-supp-factors.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-07",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
+  "datePublished": "2025-02-03"
 }
 
   </script><script>
diff --git a/13-supp-data-structures.html b/13-supp-data-structures.html
index bee0eeb9e..fb6b69db9 100644
--- a/13-supp-data-structures.html
+++ b/13-supp-data-structures.html
@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Data Types and Structures</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/13-supp-data-structures.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -1700,8 +1700,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://swcarpentry.github.io/r-novice-inflammation/13-supp-data-structures.html",
   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/13-supp-data-structures.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-07",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
+  "datePublished": "2025-02-03"
 }
 
   </script><script>
diff --git a/14-supp-call-stack.html b/14-supp-call-stack.html
index b30c20586..beb60ca1e 100644
--- a/14-supp-call-stack.html
+++ b/14-supp-call-stack.html
@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>The Call Stack</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/14-supp-call-stack.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -660,8 +660,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://swcarpentry.github.io/r-novice-inflammation/14-supp-call-stack.html",
   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/14-supp-call-stack.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-07",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
+  "datePublished": "2025-02-03"
 }
 
   </script><script>
diff --git a/15-supp-loops-in-depth.html b/15-supp-loops-in-depth.html
index 6fb66d027..398dfdbaf 100644
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+++ b/15-supp-loops-in-depth.html
@@ -400,7 +400,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Loops in R</h1>
-        <p>Last updated on 2024-12-03 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/15-supp-loops-in-depth.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -655,7 +655,7 @@ <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
 </h3>
 <pre class="output" tabindex="0"><code>   user  system elapsed
-  0.022   0.000   0.022 </code></pre>
+  0.022   0.001   0.022 </code></pre>
 </div>
 <p>Note how we add a new column to <code>out</code> at each iteration?
 This is a cardinal sin of writing a <code>for</code> loop in R.</p>
@@ -683,7 +683,7 @@ <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
 </h3>
 <pre class="output" tabindex="0"><code>   user  system elapsed
-  0.021   0.000   0.022 </code></pre>
+  0.021   0.001   0.021 </code></pre>
 </div>
 <p>In this simple example there is little difference in the compute time
 of <code>analyze2</code> and <code>analyze3</code>. This is because we
@@ -767,8 +767,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://swcarpentry.github.io/r-novice-inflammation/15-supp-loops-in-depth.html",
   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/15-supp-loops-in-depth.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-03",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
+  "datePublished": "2025-02-03"
 }
 
   </script><script>
diff --git a/404.html b/404.html
index 58bf2386b..bca88d082 100644
--- a/404.html
+++ b/404.html
@@ -463,8 +463,8 @@ <h1>Page not found</h1>
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   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/404.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2025-01-28",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
+  "datePublished": "2025-02-03"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index da8539447..3e0a0ba56 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -386,7 +386,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Contributor Code of Conduct</h1>
-        <p>Last updated on 2024-12-10 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/CODE_OF_CONDUCT.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -465,8 +465,8 @@ <h1>Contributor Code of Conduct</h1>
   "url": "https://swcarpentry.github.io/r-novice-inflammation/CODE_OF_CONDUCT.html",
   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/CODE_OF_CONDUCT.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-10",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
+  "datePublished": "2025-02-03"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index 72d2e37c3..ce6e56783 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -386,7 +386,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Licenses</h1>
-        <p>Last updated on 2024-12-03 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/LICENSE.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -454,7 +454,7 @@ <h1>Licenses</h1>
 </section><section><h2 class="section-heading" id="trademark">Trademark<a class="anchor" aria-label="anchor" href="#trademark"></a></h2>
 <hr class="half-width"><p>“The Carpentries”, “Software Carpentry”, “Data Carpentry”, and
 “Library Carpentry” and their respective logos are registered trademarks
-of <a href="https://communityin.org/" class="external-link">Community Initiatives</a>.</p>
+of <a href="https://carpentries.org" class="external-link">The Carpentries, Inc.</a>.</p>
 </section></div> <!-- / div.lesson-content -->
     </main><!-- / main#main-content.main-content --><nav class="bottom-pagination mx-md-4" aria-label="Previous and Next Chapter"><div class="d-block d-sm-block d-md-none">
         <a class="chapter-link" href="index.html"><i aria-hidden="true" class="small-arrow" data-feather="arrow-left"></i>Previous</a>
@@ -513,8 +513,8 @@ <h1>Licenses</h1>
   "url": "https://swcarpentry.github.io/r-novice-inflammation/LICENSE.html",
   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/LICENSE.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-03",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
+  "datePublished": "2025-02-03"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 7dee9fa07..b0fda09d8 100644
--- a/aio.html
+++ b/aio.html
@@ -469,7 +469,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
         
 <section id="aio-01-starting-with-data"><p>Content from <a href="01-starting-with-data.html">Analyzing Patient Data</a></p>
 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/01-starting-with-data.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -1751,7 +1751,7 @@ <h3 class="callout-title">Key Points</h3>
 </div>
 </section></section><section id="aio-02-func-R"><p>Content from <a href="02-func-R.html">Creating Functions</a></p>
 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/02-func-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
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@@ -1996,7 +1996,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
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-<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">
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 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
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 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
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 <p>How many levels does <code>dat$Gender</code> have?</p>
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 <p><code>dat$Gender</code> has 4 levels, so the plot shows 4 levels.</p>
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@@ -9758,7 +9758,7 @@ <h3 class="callout-title">Key Points</h3>
 </div>
 </div></section><section id="aio-15-supp-loops-in-depth"><p>Content from <a href="15-supp-loops-in-depth.html">Loops in R</a></p>
 <hr>
-<p>Last updated on 2024-12-03 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/15-supp-loops-in-depth.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -10023,7 +10023,7 @@ <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i
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 </h3>
 <pre class="output" tabindex="0"><code>   user  system elapsed
-  0.022   0.000   0.022 </code></pre>
+  0.022   0.001   0.022 </code></pre>
 </div>
 <p>Note how we add a new column to <code>out</code> at each iteration?
 This is a cardinal sin of writing a <code>for</code> loop in R.</p>
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 </h3>
 <pre class="output" tabindex="0"><code>   user  system elapsed
-  0.021   0.000   0.022 </code></pre>
+  0.021   0.001   0.021 </code></pre>
 </div>
 <p>In this simple example there is little difference in the compute time
 of <code>analyze2</code> and <code>analyze3</code>. This is because we
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diff --git a/discuss.html b/discuss.html
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-        <p>Last updated on 2024-12-03 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/learners/discuss.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
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         <h1>Analyzing Patient Data</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/01-starting-with-data.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -1716,8 +1716,8 @@ <h3 class="callout-title">Key Points</h3>
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         <h1>Creating Functions</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/02-func-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
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         <h1>Analyzing Multiple Data Sets</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/03-loops-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
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         <h1>Making Choices</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/04-cond.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
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-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/05-cmdline.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
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         <h1>Best Practices for Writing R Code</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/06-best-practices-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -649,7 +649,7 @@ <h3 class="callout-title">Best Practice</h3>
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index de8fa1113..543f0a2a8 100644
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@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
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       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Dynamic Reports with knitr</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/07-knitr-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -590,8 +590,8 @@ <h3 class="callout-title">Key Points</h3>
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       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Making Packages in R</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/08-making-packages-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -636,7 +636,7 @@ <h3 class="callout-title">Creating a Package for Distribution</h3>
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       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Introduction to RStudio</h1>
-        <p>Last updated on 2024-12-03 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/09-supp-intro-rstudio.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -571,8 +571,8 @@ <h3 class="callout-title">Key Points</h3>
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   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-03",
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       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Addressing Data</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/10-supp-addressing-data.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -546,7 +546,7 @@ <h3 class="callout-title">Selecting Values</h3>
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@@ -1104,7 +1104,7 @@ <h3 class="callout-title">Using Logical Indexes</h3>
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 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li>The code for such a plot:</li>
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@@ -1157,7 +1157,7 @@ <h3 class="callout-title">Updating a Subset of Values</h3>
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 </button>
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@@ -1245,8 +1245,8 @@ <h3 class="callout-title">Key Points</h3>
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@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Reading and Writing CSV Files</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/11-supp-read-write-csv.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -1061,8 +1061,8 @@ <h3 class="callout-title">Key Points</h3>
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-  "dateModified": "2024-12-07",
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diff --git a/instructor/12-supp-factors.html b/instructor/12-supp-factors.html
index 628061d0e..ca08db69c 100644
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@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Understanding Factors</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/12-supp-factors.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -582,7 +582,7 @@ <h3 class="callout-title">Representing Data in R</h3>
 <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">
 <p>Correct solution is <strong>d.</strong></p>
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@@ -766,7 +766,7 @@ <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i
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-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
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 <div class="codewrapper sourceCode" id="cb30">
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+<div id="collapseHint1" class="accordion-collapse collapse" aria-labelledby="headingHint1" data-bs-parent="#accordionHint1">
 <div class="accordion-body">
 <p>How many levels does <code>dat$Gender</code> have?</p>
 </div>
@@ -832,7 +832,7 @@ <h4 class="accordion-header" id="headingHint1"> Give me a hint </h4>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
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 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p><code>dat$Gender</code> has 4 levels, so the plot shows 4 levels.</p>
 </div>
@@ -943,8 +943,8 @@ <h3 class="callout-title">Key Points</h3>
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   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-07",
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diff --git a/instructor/13-supp-data-structures.html b/instructor/13-supp-data-structures.html
index e3edf7feb..73faf68a5 100644
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@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Data Types and Structures</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/13-supp-data-structures.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -1702,8 +1702,8 @@ <h3 class="callout-title">Key Points</h3>
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   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-07",
-  "datePublished": "2025-01-28"
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 }
 
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diff --git a/instructor/14-supp-call-stack.html b/instructor/14-supp-call-stack.html
index 4f7cd43e9..590fc0a3e 100644
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@@ -390,7 +390,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>The Call Stack</h1>
-        <p>Last updated on 2024-12-07 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/14-supp-call-stack.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -662,8 +662,8 @@ <h3 class="callout-title">Key Points</h3>
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-  "dateModified": "2024-12-07",
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diff --git a/instructor/15-supp-loops-in-depth.html b/instructor/15-supp-loops-in-depth.html
index 7066cc00c..05fc2ddf4 100644
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@@ -400,7 +400,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
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       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Loops in R</h1>
-        <p>Last updated on 2024-12-03 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/15-supp-loops-in-depth.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -657,7 +657,7 @@ <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
 </h3>
 <pre class="output" tabindex="0"><code>   user  system elapsed
-  0.022   0.000   0.022 </code></pre>
+  0.022   0.001   0.022 </code></pre>
 </div>
 <p>Note how we add a new column to <code>out</code> at each iteration?
 This is a cardinal sin of writing a <code>for</code> loop in R.</p>
@@ -685,7 +685,7 @@ <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
 </h3>
 <pre class="output" tabindex="0"><code>   user  system elapsed
-  0.021   0.000   0.022 </code></pre>
+  0.021   0.001   0.021 </code></pre>
 </div>
 <p>In this simple example there is little difference in the compute time
 of <code>analyze2</code> and <code>analyze3</code>. This is because we
@@ -769,8 +769,8 @@ <h3 class="callout-title">Key Points</h3>
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   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-03",
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+  "dateModified": "2025-02-03",
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 }
 
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diff --git a/instructor/404.html b/instructor/404.html
index efeaede14..f8a2b5fd3 100644
--- a/instructor/404.html
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diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index cf93bebfe..d593093b8 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -386,7 +386,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Contributor Code of Conduct</h1>
-        <p>Last updated on 2024-12-10 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/CODE_OF_CONDUCT.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -467,8 +467,8 @@ <h1>Contributor Code of Conduct</h1>
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   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-10",
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diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index 8abd3db4a..4c9c59af7 100644
--- a/instructor/LICENSE.html
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@@ -386,7 +386,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Licenses</h1>
-        <p>Last updated on 2024-12-03 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/LICENSE.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -456,7 +456,7 @@ <h1>Licenses</h1>
 </section><section><h2 class="section-heading" id="trademark">Trademark<a class="anchor" aria-label="anchor" href="#trademark"></a></h2>
 <hr class="half-width"><p>“The Carpentries”, “Software Carpentry”, “Data Carpentry”, and
 “Library Carpentry” and their respective logos are registered trademarks
-of <a href="https://communityin.org/" class="external-link">Community Initiatives</a>.</p>
+of <a href="https://carpentries.org" class="external-link">The Carpentries, Inc.</a>.</p>
 </section></div> <!-- / div.lesson-content -->
     </main><!-- / main#main-content.main-content --><nav class="bottom-pagination mx-md-4" aria-label="Previous and Next Chapter"><div class="d-block d-sm-block d-md-none">
         <a class="chapter-link" href="../instructor/index.html"><i aria-hidden="true" class="small-arrow" data-feather="arrow-left"></i>Previous</a>
@@ -515,8 +515,8 @@ <h1>Licenses</h1>
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   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/instructor/LICENSE.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-03",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
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 }
 
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diff --git a/instructor/aio.html b/instructor/aio.html
index 155fdc1c9..f0ba02846 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -471,7 +471,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
         
 <section id="aio-01-starting-with-data"><p>Content from <a href="01-starting-with-data.html">Analyzing Patient Data</a></p>
 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/01-starting-with-data.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 55 minutes</p>
@@ -1754,7 +1754,7 @@ <h3 class="callout-title">Key Points</h3>
 </div>
 </section></section><section id="aio-02-func-R"><p>Content from <a href="02-func-R.html">Creating Functions</a></p>
 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/02-func-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 40 minutes</p>
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 <ol style="list-style-type: decimal">
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 </div>
 </div></section><section id="aio-03-loops-R"><p>Content from <a href="03-loops-R.html">Analyzing Multiple Data Sets</a></p>
 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/03-loops-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 40 minutes</p>
@@ -3487,7 +3487,7 @@ <h3 class="callout-title">Key Points</h3>
 </div>
 </div></section><section id="aio-04-cond"><p>Content from <a href="04-cond.html">Making Choices</a></p>
 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/04-cond.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 40 minutes</p>
@@ -4288,7 +4288,7 @@ <h3 class="callout-title">Key Points</h3>
 </div>
 </div></section><section id="aio-05-cmdline"><p>Content from <a href="05-cmdline.html">Command-Line Programs</a></p>
 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/05-cmdline.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 80 minutes</p>
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+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>An error message is returned due to “invalid input.” This is likely
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-<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
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@@ -5380,7 +5380,7 @@ <h3 class="callout-title">Key Points</h3>
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 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/06-best-practices-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 15 minutes</p>
@@ -5650,7 +5650,7 @@ <h3 class="callout-title">Best Practice</h3>
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 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
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@@ -5745,7 +5745,7 @@ <h3 class="callout-title">Key Points</h3>
 </div>
 </div></section><section id="aio-07-knitr-R"><p>Content from <a href="07-knitr-R.html">Dynamic Reports with knitr</a></p>
 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/07-knitr-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 25 minutes</p>
@@ -5888,7 +5888,7 @@ <h3 class="callout-title">Key Points</h3>
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 </div></section><section id="aio-08-making-packages-R"><p>Content from <a href="08-making-packages-R.html">Making Packages in R</a></p>
 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/08-making-packages-R.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 35 minutes</p>
@@ -6138,7 +6138,7 @@ <h3 class="callout-title">Creating a Package for Distribution</h3>
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@@ -6218,7 +6218,7 @@ <h3 class="callout-title">Key Points</h3>
 </div>
 </div></section><section id="aio-09-supp-intro-rstudio"><p>Content from <a href="09-supp-intro-rstudio.html">Introduction to RStudio</a></p>
 <hr>
-<p>Last updated on 2024-12-03 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/09-supp-intro-rstudio.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 15 minutes</p>
@@ -6341,7 +6341,7 @@ <h3 class="callout-title">Key Points</h3>
 </div>
 </section></section><section id="aio-10-supp-addressing-data"><p>Content from <a href="10-supp-addressing-data.html">Addressing Data</a></p>
 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/10-supp-addressing-data.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 30 minutes</p>
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 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
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-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
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 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li>The code for such a plot:</li>
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@@ -7145,7 +7145,7 @@ <h3 class="callout-title">Key Points</h3>
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 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/11-supp-read-write-csv.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 35 minutes</p>
@@ -7763,7 +7763,7 @@ <h3 class="callout-title">Key Points</h3>
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 </div></section><section id="aio-12-supp-factors"><p>Content from <a href="12-supp-factors.html">Understanding Factors</a></p>
 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/12-supp-factors.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 25 minutes</p>
@@ -7954,7 +7954,7 @@ <h3 class="callout-title">Representing Data in R</h3>
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-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
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 <div class="accordion-body">
 <p>How many levels does <code>dat$Gender</code> have?</p>
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-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
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@@ -8262,7 +8262,7 @@ <h3 class="callout-title">Key Points</h3>
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 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/13-supp-data-structures.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 55 minutes</p>
@@ -9562,7 +9562,7 @@ <h3 class="callout-title">Key Points</h3>
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 <hr>
-<p>Last updated on 2024-12-07 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/14-supp-call-stack.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 20 minutes</p>
@@ -9774,7 +9774,7 @@ <h3 class="callout-title">Key Points</h3>
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 </div></section><section id="aio-15-supp-loops-in-depth"><p>Content from <a href="15-supp-loops-in-depth.html">Loops in R</a></p>
 <hr>
-<p>Last updated on 2024-12-03 |
+<p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/episodes/15-supp-loops-in-depth.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 30 minutes</p>
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+  0.022   0.001   0.022 </code></pre>
 </div>
 <p>Note how we add a new column to <code>out</code> at each iteration?
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 <p>In this simple example there is little difference in the compute time
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-        <p>Last updated on 2024-12-03 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/learners/discuss.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
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-        <p>Last updated on 2024-12-03 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/learners/reference.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
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diff --git a/pkgdown.yml b/pkgdown.yml
index 592cce1ee..152f43ed2 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -2,4 +2,4 @@ pandoc: 3.1.11
 pkgdown: 2.1.1
 pkgdown_sha: ~
 articles: {}
-last_built: 2025-01-28T00:28Z
+last_built: 2025-02-03T08:40Z
diff --git a/profiles.html b/profiles.html
index 4b55af33f..bc73e5608 100644
--- a/profiles.html
+++ b/profiles.html
@@ -417,8 +417,8 @@ <h1>Learner Profiles</h1>
   "url": "https://swcarpentry.github.io/r-novice-inflammation/profiles.html",
   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/profiles.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2025-01-28",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
+  "datePublished": "2025-02-03"
 }
 
   </script><script>
diff --git a/reference.html b/reference.html
index 92a97401f..4c6dbbdac 100644
--- a/reference.html
+++ b/reference.html
@@ -386,7 +386,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Basic Operation</h1>
-        <p>Last updated on 2024-12-03 |
+        <p>Last updated on 2025-02-03 |
 
         <a href="https://github.com/swcarpentry/r-novice-inflammation/edit/main/learners/reference.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -705,8 +705,8 @@ <h3 class="code-label">R<i aria-hidden="true" data-feather="chevron-left"></i><i
   "url": "https://swcarpentry.github.io/r-novice-inflammation/reference.html",
   "identifier": "https://swcarpentry.github.io/r-novice-inflammation/reference.html",
   "dateCreated": "2014-12-18",
-  "dateModified": "2024-12-03",
-  "datePublished": "2025-01-28"
+  "dateModified": "2025-02-03",
+  "datePublished": "2025-02-03"
 }
 
   </script><script>