diff --git a/01-introduction.html b/01-introduction.html
index 3edf2c67..3e81412a 100644
--- a/01-introduction.html
+++ b/01-introduction.html
@@ -567,7 +567,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/01-introduction.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/02-importing-data.html b/02-importing-data.html
index 7c91060a..4986800b 100644
--- a/02-importing-data.html
+++ b/02-importing-data.html
@@ -536,7 +536,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/02-importing-data.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-11-16",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/03-working-with-data.html b/03-working-with-data.html
index 91983d5c..a3c26332 100644
--- a/03-working-with-data.html
+++ b/03-working-with-data.html
@@ -646,7 +646,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/03-working-with-data.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-11-22",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/04-faceting-and-filtering.html b/04-faceting-and-filtering.html
index 0cf87df1..dfbe9667 100644
--- a/04-faceting-and-filtering.html
+++ b/04-faceting-and-filtering.html
@@ -434,7 +434,7 @@ <h3 class="callout-title">Which licences are used for articles in this
 <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">
 <ol style="list-style-type: decimal"><li>Create a facet for the ‘Licence’ column</li>
 <li>Sort values by <code>count</code>
@@ -526,7 +526,7 @@ <h3 class="callout-title">Find all publications without a DOI<a class="anchor" a
 <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">
 <ol style="list-style-type: decimal"><li>On the <code>DOI</code> column drop down and select
 <code>Facets &gt; Customized facets &gt; Facet by blank</code>
@@ -569,7 +569,7 @@ <h3 class="callout-title">Correct the Language values via a facet<a class="ancho
 <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">
 <ol style="list-style-type: decimal"><li>Create a Text facet on the Language column</li>
 <li>Notice that there is both <code>EN</code> and
@@ -659,7 +659,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/04-faceting-and-filtering.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-11-28",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/05-clustering.html b/05-clustering.html
index bfab6d30..59ab1a51 100644
--- a/05-clustering.html
+++ b/05-clustering.html
@@ -480,7 +480,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/05-clustering.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-10-25",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/06-working-with-columns.html b/06-working-with-columns.html
index 9f339ff5..9865e755 100644
--- a/06-working-with-columns.html
+++ b/06-working-with-columns.html
@@ -324,7 +324,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Working with columns and sorting</h1>
-        <p>Last updated on 2023-06-27 |
+        <p>Last updated on 2024-01-11 |
         
         <a href="https://github.com/librarycarpentry/lc-open-refine/edit/main/episodes/06-working-with-columns.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -378,7 +378,8 @@ <h3 class="card-title">Objectives</h3>
 the column you want to sort on, and choosing <code>Sort</code>.</p>
 <p>Once applied, locate the new “Sort” button at the top of the
 grid.</p>
-<figure><img src="fig/sort-menu-highlight.png" alt="Addition of Sort menu to OpenRefine grid after first sort command" class="figure mx-auto d-block"></figure><p>Unlike in Excel, ‘Sorts’ in OpenRefine are temporary - that is, if
+<figure><img src="fig/sort-menu-highlight.png" alt="Note the addition of a menu called Sort which appears after your first sort command. It follows the number of rows displayed." class="figure mx-auto d-block"><figcaption>New Sort menu appears above grid after first sort
+command</figcaption></figure><p>Unlike in Excel, ‘Sorts’ in OpenRefine are temporary - that is, if
 you remove the <code>Sort</code>, the data will go back to its original
 ‘unordered’ state. The ‘Sort’ drop-down menu lets you amend the existing
 sort (e.g., reverse the sort order), remove existing sorts, and/or make
@@ -461,8 +462,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://librarycarpentry.github.io/lc-open-refine/06-working-with-columns.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/06-working-with-columns.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2023-06-27",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/07-introduction-to-transformations.html b/07-introduction-to-transformations.html
index 364a59a0..c64b9335 100644
--- a/07-introduction-to-transformations.html
+++ b/07-introduction-to-transformations.html
@@ -498,7 +498,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/07-introduction-to-transformations.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/08-writing-transformations.html b/08-writing-transformations.html
index a5f0962f..d1605f6e 100644
--- a/08-writing-transformations.html
+++ b/08-writing-transformations.html
@@ -486,7 +486,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/08-writing-transformations.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/09-undo-and-redo.html b/09-undo-and-redo.html
index bbbeec59..677c2d9c 100644
--- a/09-undo-and-redo.html
+++ b/09-undo-and-redo.html
@@ -464,7 +464,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/09-undo-and-redo.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/10-data-transformation.html b/10-data-transformation.html
index 7bfa7776..f33dceaa 100644
--- a/10-data-transformation.html
+++ b/10-data-transformation.html
@@ -602,7 +602,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/10-data-transformation.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-26",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/11-using-arrays-transformations.html b/11-using-arrays-transformations.html
index 4df686d3..b047a793 100644
--- a/11-using-arrays-transformations.html
+++ b/11-using-arrays-transformations.html
@@ -585,7 +585,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/11-using-arrays-transformations.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/12-export-transformation.html b/12-export-transformation.html
index cf38c678..20c71fba 100644
--- a/12-export-transformation.html
+++ b/12-export-transformation.html
@@ -455,7 +455,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/12-export-transformation.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/13-looking-up-data.html b/13-looking-up-data.html
index 67882a52..3feb0ef0 100644
--- a/13-looking-up-data.html
+++ b/13-looking-up-data.html
@@ -724,7 +724,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/13-looking-up-data.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-11-22",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/404.html b/404.html
index a125ed27..9a3aa84d 100644
--- a/404.html
+++ b/404.html
@@ -385,8 +385,8 @@ <h1>Page not found</h1>
   "url": "https://librarycarpentry.github.io/lc-open-refine/404.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/404.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index 52f87cbe..9a9d1a3e 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -391,7 +391,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/CODE_OF_CONDUCT.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index 90fb9e43..8a94c0ec 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -442,7 +442,7 @@ <h1>Licenses</h1>
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/LICENSE.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 4ee45fc8..c62fb085 100644
--- a/aio.html
+++ b/aio.html
@@ -1243,7 +1243,7 @@ <h3 class="callout-title">Which licences are used for articles in this
 <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">
 <ol style="list-style-type: decimal">
 <li>Create a facet for the ‘Licence’ column</li>
@@ -1346,7 +1346,7 @@ <h3 class="callout-title">Find all publications without a DOI<a class="anchor" a
 <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">
 <ol style="list-style-type: decimal">
 <li>On the <code>DOI</code> column drop down and select
@@ -1396,7 +1396,7 @@ <h3 class="callout-title">Correct the Language values via a facet<a class="ancho
 <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">
 <ol style="list-style-type: decimal">
 <li>Create a Text facet on the Language column</li>
@@ -1537,7 +1537,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </div>
 </section></section><section id="aio-06-working-with-columns"><p>Content from <a href="06-working-with-columns.html">Working with columns and sorting</a></p>
 <hr>
-<p>Last updated on 2023-06-27 |
+<p>Last updated on 2024-01-11 |
         
         <a href="https://github.com/librarycarpentry/lc-open-refine/edit/main/episodes/06-working-with-columns.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -1592,7 +1592,8 @@ <h3 class="card-title">Objectives</h3>
 the column you want to sort on, and choosing <code>Sort</code>.</p>
 <p>Once applied, locate the new “Sort” button at the top of the
 grid.</p>
-<figure><img src="fig/sort-menu-highlight.png" alt="Addition of Sort menu to OpenRefine grid after first sort command" class="figure mx-auto d-block"></figure><p>Unlike in Excel, ‘Sorts’ in OpenRefine are temporary - that is, if
+<figure><img src="fig/sort-menu-highlight.png" alt="Note the addition of a menu called Sort which appears after your first sort command. It follows the number of rows displayed." class="figure mx-auto d-block"><figcaption>New Sort menu appears above grid after first sort
+command</figcaption></figure><p>Unlike in Excel, ‘Sorts’ in OpenRefine are temporary - that is, if
 you remove the <code>Sort</code>, the data will go back to its original
 ‘unordered’ state. The ‘Sort’ drop-down menu lets you amend the existing
 sort (e.g., reverse the sort order), remove existing sorts, and/or make
@@ -2956,8 +2957,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://librarycarpentry.github.io/lc-open-refine/aio.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/aio.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/discuss.html b/discuss.html
index 63cae21d..4ad97150 100644
--- a/discuss.html
+++ b/discuss.html
@@ -391,7 +391,7 @@ <h1>Discussion</h1>
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/discuss.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-10-20",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/images.html b/images.html
index 178e6df1..354d7aa3 100644
--- a/images.html
+++ b/images.html
@@ -399,8 +399,9 @@ <h3 id="03-working-with-data-figure-1">Figure 1</h3>
 <hr class="half-width"></section><section id="06-working-with-columns"><h2 class="section-heading"><a href="06-working-with-columns.html">Working with columns and sorting</a></h2>
 <hr class="half-width">
 <h3 id="06-working-with-columns-figure-1">Figure 1</h3>
-<p aria-hidden="true">Image 1 of 1: ‘Addition of Sort menu to OpenRefine grid after first sort command’</p>
-<figure><img src="fig/sort-menu-highlight.png" alt="Addition of Sort menu to OpenRefine grid after first sort command" class="figure mx-auto d-block"></figure><hr></section><section id="07-introduction-to-transformations"><h2 class="section-heading"><a href="07-introduction-to-transformations.html">Introduction to Transformations</a></h2>
+<p aria-hidden="true">Image 1 of 1: ‘Note the addition of a menu called Sort which appears after your first sort command. It follows the number of rows displayed.’</p>
+<figure><img src="fig/sort-menu-highlight.png" alt="Note the addition of a menu called Sort which appears after your first sort command. It follows the number of rows displayed." class="figure mx-auto d-block"><figcaption>New Sort menu appears above grid after first sort
+command</figcaption></figure><hr></section><section id="07-introduction-to-transformations"><h2 class="section-heading"><a href="07-introduction-to-transformations.html">Introduction to Transformations</a></h2>
 <hr class="half-width"></section><section id="08-writing-transformations"><h2 class="section-heading"><a href="08-writing-transformations.html">Writing Transformations</a></h2>
 <hr class="half-width"></section><section id="09-undo-and-redo"><h2 class="section-heading"><a href="09-undo-and-redo.html">Transformations - Undo and Redo</a></h2>
 <hr class="half-width"></section><section id="10-data-transformation"><h2 class="section-heading"><a href="10-data-transformation.html">Transforming Strings, Numbers, Dates and Booleans</a></h2>
@@ -459,8 +460,8 @@ <h3 id="13-looking-up-data-figure-1">Figure 1</h3>
   "url": "https://librarycarpentry.github.io/lc-open-refine/images.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/images.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/index.html b/index.html
index 9e9407d3..ede3ccc3 100644
--- a/index.html
+++ b/index.html
@@ -501,8 +501,8 @@ <h3 id="getting-help">Getting help<a class="anchor" aria-label="anchor" href="#g
   "url": "https://librarycarpentry.github.io/lc-open-refine/index.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/index.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor-notes.html b/instructor-notes.html
index fa7fde8f..1fed27c5 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
@@ -510,8 +510,8 @@ <h2 id="powerful-transformations">Powerful transformations<a class="anchor" aria
   "url": "https://librarycarpentry.github.io/lc-open-refine/instructor-notes.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor-notes.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/01-introduction.html b/instructor/01-introduction.html
index c40ecee2..c828fab4 100644
--- a/instructor/01-introduction.html
+++ b/instructor/01-introduction.html
@@ -569,7 +569,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/01-introduction.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/02-importing-data.html b/instructor/02-importing-data.html
index d4b2b0e4..c75c7742 100644
--- a/instructor/02-importing-data.html
+++ b/instructor/02-importing-data.html
@@ -567,7 +567,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/02-importing-data.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-11-16",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/03-working-with-data.html b/instructor/03-working-with-data.html
index b9c4f5db..0600218d 100644
--- a/instructor/03-working-with-data.html
+++ b/instructor/03-working-with-data.html
@@ -648,7 +648,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/03-working-with-data.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-11-22",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/04-faceting-and-filtering.html b/instructor/04-faceting-and-filtering.html
index 82150531..117166b8 100644
--- a/instructor/04-faceting-and-filtering.html
+++ b/instructor/04-faceting-and-filtering.html
@@ -436,7 +436,7 @@ <h3 class="callout-title">Which licences are used for articles in this
 <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">
 <ol style="list-style-type: decimal"><li>Create a facet for the ‘Licence’ column</li>
 <li>Sort values by <code>count</code>
@@ -528,7 +528,7 @@ <h3 class="callout-title">Find all publications without a DOI<a class="anchor" a
 <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">
 <ol style="list-style-type: decimal"><li>On the <code>DOI</code> column drop down and select
 <code>Facets &gt; Customized facets &gt; Facet by blank</code>
@@ -571,7 +571,7 @@ <h3 class="callout-title">Correct the Language values via a facet<a class="ancho
 <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">
 <ol style="list-style-type: decimal"><li>Create a Text facet on the Language column</li>
 <li>Notice that there is both <code>EN</code> and
@@ -661,7 +661,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/04-faceting-and-filtering.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-11-28",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/05-clustering.html b/instructor/05-clustering.html
index aaef4b1d..04df2144 100644
--- a/instructor/05-clustering.html
+++ b/instructor/05-clustering.html
@@ -482,7 +482,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/05-clustering.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-10-25",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/06-working-with-columns.html b/instructor/06-working-with-columns.html
index 2c685488..c31dfb18 100644
--- a/instructor/06-working-with-columns.html
+++ b/instructor/06-working-with-columns.html
@@ -324,7 +324,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Working with columns and sorting</h1>
-        <p>Last updated on 2023-06-27 |
+        <p>Last updated on 2024-01-11 |
         
         <a href="https://github.com/librarycarpentry/lc-open-refine/edit/main/episodes/06-working-with-columns.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -380,7 +380,8 @@ <h3 class="card-title">Objectives</h3>
 the column you want to sort on, and choosing <code>Sort</code>.</p>
 <p>Once applied, locate the new “Sort” button at the top of the
 grid.</p>
-<figure><img src="../fig/sort-menu-highlight.png" alt="Addition of Sort menu to OpenRefine grid after first sort command" class="figure mx-auto d-block"></figure><p>Unlike in Excel, ‘Sorts’ in OpenRefine are temporary - that is, if
+<figure><img src="../fig/sort-menu-highlight.png" alt="Note the addition of a menu called Sort which appears after your first sort command. It follows the number of rows displayed." class="figure mx-auto d-block"><figcaption>New Sort menu appears above grid after first sort
+command</figcaption></figure><p>Unlike in Excel, ‘Sorts’ in OpenRefine are temporary - that is, if
 you remove the <code>Sort</code>, the data will go back to its original
 ‘unordered’ state. The ‘Sort’ drop-down menu lets you amend the existing
 sort (e.g., reverse the sort order), remove existing sorts, and/or make
@@ -481,8 +482,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://librarycarpentry.github.io/lc-open-refine/instructor/06-working-with-columns.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/06-working-with-columns.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2023-06-27",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/07-introduction-to-transformations.html b/instructor/07-introduction-to-transformations.html
index 7820c9db..b8e12a14 100644
--- a/instructor/07-introduction-to-transformations.html
+++ b/instructor/07-introduction-to-transformations.html
@@ -500,7 +500,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/07-introduction-to-transformations.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/08-writing-transformations.html b/instructor/08-writing-transformations.html
index 556cf37a..c2ab7a45 100644
--- a/instructor/08-writing-transformations.html
+++ b/instructor/08-writing-transformations.html
@@ -488,7 +488,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/08-writing-transformations.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/09-undo-and-redo.html b/instructor/09-undo-and-redo.html
index e6839ace..1c2b1e90 100644
--- a/instructor/09-undo-and-redo.html
+++ b/instructor/09-undo-and-redo.html
@@ -466,7 +466,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/09-undo-and-redo.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/10-data-transformation.html b/instructor/10-data-transformation.html
index 296f3f13..7e02e6bd 100644
--- a/instructor/10-data-transformation.html
+++ b/instructor/10-data-transformation.html
@@ -604,7 +604,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/10-data-transformation.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-26",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/11-using-arrays-transformations.html b/instructor/11-using-arrays-transformations.html
index 5e3d7deb..65ad7aa5 100644
--- a/instructor/11-using-arrays-transformations.html
+++ b/instructor/11-using-arrays-transformations.html
@@ -370,7 +370,7 @@ <h3 class="card-title">Objectives</h3>
   <h3 class="accordion-header" id="headingInstructor1">
 <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="edit-2"></i></div>Different meanings of ‘transformation’</h3>
 </button>
-<div id="collapseInstructor1" class="accordion-collapse collapse" aria-labelledby="headingInstructor1" data-bs-parent="#accordionInstructor1">
+<div id="collapseInstructor1" class="accordion-collapse collapse" data-bs-parent="#accordionInstructor1" aria-labelledby="headingInstructor1">
 <div class="accordion-body">
 <p>Ask the students what transformation means to them currently. Many
 may only know it from Excel to convert columns into rows or vice versa.
@@ -474,7 +474,7 @@ <h3 class="accordion-header" id="headingInstructor1">
   <h3 class="accordion-header" id="headingInstructor2">
 <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="edit-2"></i></div>Recap on best practice for separators</h3>
 </button>
-<div id="collapseInstructor2" class="accordion-collapse collapse" aria-labelledby="headingInstructor2" data-bs-parent="#accordionInstructor2">
+<div id="collapseInstructor2" class="accordion-collapse collapse" data-bs-parent="#accordionInstructor2" aria-labelledby="headingInstructor2">
 <div class="accordion-body">
 <p>Recall previous discussion of dangers of changing separators and
 ensuring you avoid using a separator character that is already used in
@@ -618,7 +618,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/11-using-arrays-transformations.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/12-export-transformation.html b/instructor/12-export-transformation.html
index fd2ff6ee..419033f3 100644
--- a/instructor/12-export-transformation.html
+++ b/instructor/12-export-transformation.html
@@ -457,7 +457,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/12-export-transformation.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/13-looking-up-data.html b/instructor/13-looking-up-data.html
index 69759f62..fd12aad2 100644
--- a/instructor/13-looking-up-data.html
+++ b/instructor/13-looking-up-data.html
@@ -726,7 +726,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/13-looking-up-data.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-11-22",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/404.html b/instructor/404.html
index 24090b3f..e9c4cb11 100644
--- a/instructor/404.html
+++ b/instructor/404.html
@@ -385,8 +385,8 @@ <h1>Page not found</h1>
   "url": "https://librarycarpentry.github.io/lc-open-refine/instructor/404.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/404.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index 36cf3209..b1a9d4fe 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -393,7 +393,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/CODE_OF_CONDUCT.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index c6fbc33f..eb447edb 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
@@ -444,7 +444,7 @@ <h1>Licenses</h1>
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/LICENSE.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/aio.html b/instructor/aio.html
index 31c69ad1..64ba7183 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -1278,7 +1278,7 @@ <h3 class="callout-title">Which licences are used for articles in this
 <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">
 <ol style="list-style-type: decimal">
 <li>Create a facet for the ‘Licence’ column</li>
@@ -1381,7 +1381,7 @@ <h3 class="callout-title">Find all publications without a DOI<a class="anchor" a
 <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">
 <ol style="list-style-type: decimal">
 <li>On the <code>DOI</code> column drop down and select
@@ -1431,7 +1431,7 @@ <h3 class="callout-title">Correct the Language values via a facet<a class="ancho
 <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">
 <ol style="list-style-type: decimal">
 <li>Create a Text facet on the Language column</li>
@@ -1573,7 +1573,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </div>
 </section></section><section id="aio-06-working-with-columns"><p>Content from <a href="06-working-with-columns.html">Working with columns and sorting</a></p>
 <hr>
-<p>Last updated on 2023-06-27 |
+<p>Last updated on 2024-01-11 |
         
         <a href="https://github.com/librarycarpentry/lc-open-refine/edit/main/episodes/06-working-with-columns.md" 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> 10 minutes</p>
@@ -1629,7 +1629,8 @@ <h3 class="card-title">Objectives</h3>
 the column you want to sort on, and choosing <code>Sort</code>.</p>
 <p>Once applied, locate the new “Sort” button at the top of the
 grid.</p>
-<figure><img src="../fig/sort-menu-highlight.png" alt="Addition of Sort menu to OpenRefine grid after first sort command" class="figure mx-auto d-block"></figure><p>Unlike in Excel, ‘Sorts’ in OpenRefine are temporary - that is, if
+<figure><img src="../fig/sort-menu-highlight.png" alt="Note the addition of a menu called Sort which appears after your first sort command. It follows the number of rows displayed." class="figure mx-auto d-block"><figcaption>New Sort menu appears above grid after first sort
+command</figcaption></figure><p>Unlike in Excel, ‘Sorts’ in OpenRefine are temporary - that is, if
 you remove the <code>Sort</code>, the data will go back to its original
 ‘unordered’ state. The ‘Sort’ drop-down menu lets you amend the existing
 sort (e.g., reverse the sort order), remove existing sorts, and/or make
@@ -2345,7 +2346,7 @@ <h3 class="card-title">Objectives</h3>
   <h3 class="accordion-header" id="headingInstructor1">
 <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="edit-2"></i></div>Different meanings of ‘transformation’</h3>
 </button>
-<div id="collapseInstructor1" class="accordion-collapse collapse" aria-labelledby="headingInstructor1" data-bs-parent="#accordionInstructor1">
+<div id="collapseInstructor1" class="accordion-collapse collapse" data-bs-parent="#accordionInstructor1" aria-labelledby="headingInstructor1">
 <div class="accordion-body">
 <p>Ask the students what transformation means to them currently. Many
 may only know it from Excel to convert columns into rows or vice versa.
@@ -2454,7 +2455,7 @@ <h3 class="accordion-header" id="headingInstructor1">
   <h3 class="accordion-header" id="headingInstructor2">
 <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="edit-2"></i></div>Recap on best practice for separators</h3>
 </button>
-<div id="collapseInstructor2" class="accordion-collapse collapse" aria-labelledby="headingInstructor2" data-bs-parent="#accordionInstructor2">
+<div id="collapseInstructor2" class="accordion-collapse collapse" data-bs-parent="#accordionInstructor2" aria-labelledby="headingInstructor2">
 <div class="accordion-body">
 <p>Recall previous discussion of dangers of changing separators and
 ensuring you avoid using a separator character that is already used in
@@ -3049,8 +3050,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://librarycarpentry.github.io/lc-open-refine/instructor/aio.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/aio.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/discuss.html b/instructor/discuss.html
index ec69f193..445cd7c4 100644
--- a/instructor/discuss.html
+++ b/instructor/discuss.html
@@ -393,7 +393,7 @@ <h1>Discussion</h1>
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/discuss.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-10-20",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/images.html b/instructor/images.html
index eb49b394..26ba7a73 100644
--- a/instructor/images.html
+++ b/instructor/images.html
@@ -401,8 +401,9 @@ <h3 id="03-working-with-data-figure-1">Figure 1</h3>
 <hr class="half-width"></section><section id="06-working-with-columns"><h2 class="section-heading"><a href="06-working-with-columns.html">Working with columns and sorting</a></h2>
 <hr class="half-width">
 <h3 id="06-working-with-columns-figure-1">Figure 1</h3>
-<p aria-hidden="true">Image 1 of 1: ‘Addition of Sort menu to OpenRefine grid after first sort command’</p>
-<figure><img src="../fig/sort-menu-highlight.png" alt="Addition of Sort menu to OpenRefine grid after first sort command" class="figure mx-auto d-block"></figure><hr></section><section id="07-introduction-to-transformations"><h2 class="section-heading"><a href="07-introduction-to-transformations.html">Introduction to Transformations</a></h2>
+<p aria-hidden="true">Image 1 of 1: ‘Note the addition of a menu called Sort which appears after your first sort command. It follows the number of rows displayed.’</p>
+<figure><img src="../fig/sort-menu-highlight.png" alt="Note the addition of a menu called Sort which appears after your first sort command. It follows the number of rows displayed." class="figure mx-auto d-block"><figcaption>New Sort menu appears above grid after first sort
+command</figcaption></figure><hr></section><section id="07-introduction-to-transformations"><h2 class="section-heading"><a href="07-introduction-to-transformations.html">Introduction to Transformations</a></h2>
 <hr class="half-width"></section><section id="08-writing-transformations"><h2 class="section-heading"><a href="08-writing-transformations.html">Writing Transformations</a></h2>
 <hr class="half-width"></section><section id="09-undo-and-redo"><h2 class="section-heading"><a href="09-undo-and-redo.html">Transformations - Undo and Redo</a></h2>
 <hr class="half-width"></section><section id="10-data-transformation"><h2 class="section-heading"><a href="10-data-transformation.html">Transforming Strings, Numbers, Dates and Booleans</a></h2>
@@ -461,8 +462,8 @@ <h3 id="13-looking-up-data-figure-1">Figure 1</h3>
   "url": "https://librarycarpentry.github.io/lc-open-refine/instructor/images.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/images.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/index.html b/instructor/index.html
index 72b2d2ed..a5cba9e7 100644
--- a/instructor/index.html
+++ b/instructor/index.html
@@ -642,8 +642,8 @@ <h3 id="getting-help">Getting help<a class="anchor" aria-label="anchor" href="#g
   "url": "https://librarycarpentry.github.io/lc-open-refine/instructor/index.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/index.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/instructor-notes.html b/instructor/instructor-notes.html
index 869ca8c0..1bf3f345 100644
--- a/instructor/instructor-notes.html
+++ b/instructor/instructor-notes.html
@@ -570,8 +570,8 @@ <h3 id="11-using-arrays-transformations-headingInstructor1">
   "url": "https://librarycarpentry.github.io/lc-open-refine/instructor/instructor-notes.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/instructor-notes.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/key-points.html b/instructor/key-points.html
index 951270f8..7b970d4e 100644
--- a/instructor/key-points.html
+++ b/instructor/key-points.html
@@ -526,8 +526,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://librarycarpentry.github.io/lc-open-refine/instructor/key-points.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/key-points.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/profiles.html b/instructor/profiles.html
index 6436cb40..f8bf8148 100644
--- a/instructor/profiles.html
+++ b/instructor/profiles.html
@@ -342,8 +342,8 @@ <h1>Learner Profiles</h1>
   "url": "https://librarycarpentry.github.io/lc-open-refine/instructor/profiles.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/profiles.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/instructor/reference.html b/instructor/reference.html
index df9383e2..cab78559 100644
--- a/instructor/reference.html
+++ b/instructor/reference.html
@@ -386,7 +386,7 @@ <h1>Reference</h1>
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/instructor/reference.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/key-points.html b/key-points.html
index 9e0821ca..20d34e00 100644
--- a/key-points.html
+++ b/key-points.html
@@ -524,8 +524,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://librarycarpentry.github.io/lc-open-refine/key-points.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/key-points.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/md5sum.txt b/md5sum.txt
index b7841ea2..1d21d4d0 100644
--- a/md5sum.txt
+++ b/md5sum.txt
@@ -8,7 +8,7 @@
 "episodes/03-working-with-data.md" "d4655eb2dcf012d64f5fdbf4ec036fcd" "site/built/03-working-with-data.md" "2023-11-22"
 "episodes/04-faceting-and-filtering.md" "797226449e84362f21982bb8fe6e3bb0" "site/built/04-faceting-and-filtering.md" "2023-11-28"
 "episodes/05-clustering.md" "4d65bc09ffa81b4d5cb5dab789a355ac" "site/built/05-clustering.md" "2023-10-25"
-"episodes/06-working-with-columns.md" "fa1a835a4f93dbbf0204aa296ca35d78" "site/built/06-working-with-columns.md" "2023-06-27"
+"episodes/06-working-with-columns.md" "2cc92be4399235910611479db8e57f24" "site/built/06-working-with-columns.md" "2024-01-11"
 "episodes/07-introduction-to-transformations.md" "06bc0adfa41c146189c0bcb2da51e4f7" "site/built/07-introduction-to-transformations.md" "2023-05-01"
 "episodes/08-writing-transformations.md" "b69d3a52f8de4655d7c8695d95d5821d" "site/built/08-writing-transformations.md" "2023-05-01"
 "episodes/09-undo-and-redo.md" "9dba6d90cc6d8d9d5381cb537006b63e" "site/built/09-undo-and-redo.md" "2023-05-01"
diff --git a/pkgdown.yml b/pkgdown.yml
index 948314a8..0d704454 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -2,5 +2,5 @@ pandoc: 2.19.2
 pkgdown: 2.0.7
 pkgdown_sha: ~
 articles: {}
-last_built: 2024-01-09T17:20Z
+last_built: 2024-01-11T16:12Z
 
diff --git a/profiles.html b/profiles.html
index 03747546..a0844caf 100644
--- a/profiles.html
+++ b/profiles.html
@@ -342,8 +342,8 @@ <h1>Learner Profiles</h1>
   "url": "https://librarycarpentry.github.io/lc-open-refine/profiles.html",
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/profiles.html",
   "dateCreated": "2018-04-12",
-  "dateModified": "2024-01-09",
-  "datePublished": "2024-01-09"
+  "dateModified": "2024-01-11",
+  "datePublished": "2024-01-11"
 }
 
   </script><script>
diff --git a/reference.html b/reference.html
index 48936bca..b55afd0d 100644
--- a/reference.html
+++ b/reference.html
@@ -384,7 +384,7 @@ <h1>Reference</h1>
   "identifier": "https://librarycarpentry.github.io/lc-open-refine/reference.html",
   "dateCreated": "2018-04-12",
   "dateModified": "2023-05-01",
-  "datePublished": "2024-01-09"
+  "datePublished": "2024-01-11"
 }
 
   </script><script>