diff --git a/.Rproj.user/2979F227/pcs/packages-pane.pper b/.Rproj.user/2979F227/pcs/packages-pane.pper
index d98f4b5..8f936da 100644
--- a/.Rproj.user/2979F227/pcs/packages-pane.pper
+++ b/.Rproj.user/2979F227/pcs/packages-pane.pper
@@ -1,7 +1,7 @@
 {
     "installOptions": {
         "installFromRepository": true,
-        "libraryPath": "G:/My Drive/Documents/websites/alexjohnquijano.com/renv/library/R-4.3/x86_64-w64-mingw32",
+        "libraryPath": "G:/My Drive/Documents/websites/alexjohnquijano.com/renv/library/R-4.4/x86_64-w64-mingw32",
         "installDependencies": true
     }
 }
\ No newline at end of file
diff --git a/.Rproj.user/2979F227/pcs/source-pane.pper b/.Rproj.user/2979F227/pcs/source-pane.pper
index b074a4f..ddca97d 100644
--- a/.Rproj.user/2979F227/pcs/source-pane.pper
+++ b/.Rproj.user/2979F227/pcs/source-pane.pper
@@ -1,3 +1,3 @@
 {
-    "activeTab": 1
+    "activeTab": 2
 }
\ No newline at end of file
diff --git a/.Rproj.user/2979F227/sources/prop/7E035593 b/.Rproj.user/2979F227/sources/prop/7E035593
index eb5323a..2d2e611 100644
--- a/.Rproj.user/2979F227/sources/prop/7E035593
+++ b/.Rproj.user/2979F227/sources/prop/7E035593
@@ -1,6 +1,6 @@
 {
     "source_window_id": "",
     "Source": "Source",
-    "cursorPosition": "70,29",
-    "scrollLine": "44"
+    "cursorPosition": "15,177",
+    "scrollLine": "8"
 }
\ No newline at end of file
diff --git a/.Rproj.user/2979F227/sources/prop/88DFFECA b/.Rproj.user/2979F227/sources/prop/88DFFECA
index 8726240..234de42 100644
--- a/.Rproj.user/2979F227/sources/prop/88DFFECA
+++ b/.Rproj.user/2979F227/sources/prop/88DFFECA
@@ -2,5 +2,5 @@
     "source_window_id": "",
     "Source": "Source",
     "cursorPosition": "24,56",
-    "scrollLine": "16"
+    "scrollLine": "0"
 }
\ No newline at end of file
diff --git a/.Rproj.user/2979F227/sources/prop/B58576E6 b/.Rproj.user/2979F227/sources/prop/B58576E6
index 0613c20..a0cbeba 100644
--- a/.Rproj.user/2979F227/sources/prop/B58576E6
+++ b/.Rproj.user/2979F227/sources/prop/B58576E6
@@ -2,6 +2,6 @@
     "tempName": "Untitled1",
     "source_window_id": "",
     "Source": "Source",
-    "cursorPosition": "19,9",
-    "scrollLine": "9"
+    "cursorPosition": "7,14",
+    "scrollLine": "0"
 }
\ No newline at end of file
diff --git a/.Rproj.user/2979F227/sources/prop/E8AC66EF b/.Rproj.user/2979F227/sources/prop/E8AC66EF
index e6ef7f8..033ece4 100644
--- a/.Rproj.user/2979F227/sources/prop/E8AC66EF
+++ b/.Rproj.user/2979F227/sources/prop/E8AC66EF
@@ -2,5 +2,5 @@
     "source_window_id": "",
     "Source": "Source",
     "cursorPosition": "37,0",
-    "scrollLine": "31"
+    "scrollLine": "0"
 }
\ No newline at end of file
diff --git a/.Rproj.user/shared/notebooks/A02B48EC-teaching/1/s/chunks.json b/.Rproj.user/shared/notebooks/A02B48EC-teaching/1/s/chunks.json
index d5032b0..a677c56 100644
--- a/.Rproj.user/shared/notebooks/A02B48EC-teaching/1/s/chunks.json
+++ b/.Rproj.user/shared/notebooks/A02B48EC-teaching/1/s/chunks.json
@@ -1 +1 @@
-{"chunk_definitions":[],"doc_write_time":1714855614}
\ No newline at end of file
+{"chunk_definitions":[],"doc_write_time":1723864428}
\ No newline at end of file
diff --git a/docs/search.json b/docs/search.json
index b7a1b21..0708f24 100644
--- a/docs/search.json
+++ b/docs/search.json
@@ -35,8 +35,8 @@
       "title": "Teaching",
       "description": "I teach undergraduate mathematics courses in the Department of Mathematics at the University of Portland.",
       "author": [],
-      "contents": "\r\n\r\nContents\r\nCourses\r\nUniversity of Portland\r\nReed College\r\nUniversity of California Merced\r\n\r\nTeaching Philosophy\r\n\r\n\r\n\r\nAttention University of Portland Students!\r\nIf you are here for the Spring 2024 course materials of Ordinary Differential Equations or Applied Linear Algebra, visit the following course websites.\r\n\r\nOrdinary Differential Equation\r\nApplied Linear Algebra\r\n\r\n\r\n\r\nCourses\r\nNote: Every semester is unique. All course content is subject to change.\r\nUniversity of Portland\r\nThese are subjects I taught as instructor.\r\nMTH-201 (Calculus I)\r\nSemesters Taught: Fall 2023\r\nMTH-202 (Calculus II)\r\nSemesters Taught: Spring 2023 | Fall 2022\r\nMTH-321 (Ordinary Differential Equations)\r\nSemesters Taught: Fall 2023, Spring 2024\r\nMTH-342 (Applied Linear Algebra)\r\nSemesters Taught: Spring 2024\r\nMTH-361 (Applied Statistics)\r\nSemesters Taught: Spring 2023\r\nMTH-461 (Probability & Statistics)\r\nSemesters Taught: Fall 2022\r\nReed College\r\nThese are subjects I taught as instructor.\r\nMATH-141 (Introduction to Probability & Statistics)\r\nSemesters Taught: Fall 2021\r\nMATH-241 (Data Science)\r\nSemesters Taught: Spring 2022\r\nUniversity of California Merced\r\nThese are subjects I taught as a teaching assistant.\r\nProbability and Statistics\r\nLinear Algebra\r\nCalculus\r\nVector Calculus\r\nDifferential Equations\r\nTeaching Philosophy\r\nAs a student, I learn best by understanding complex ideas through simple illustrations. I start with the big picture and then fill in the details later. This holistic perspective has helped me throughout my educational journey, and I believe it is essential for all students.\r\nI think that there are three critical elements of education: student-centered learning, an inclusive classroom, and diversified grading systems and teaching tools.\r\nStudent-centered learning is important because it allows students to learn in a way that is most effective for them. I use a variety of instructional methods to engage students, such as group activities, worksheets, visualizations, and traditional lectures. I also provide detailed feedback and support so that students can reach their full potential.\r\nAn inclusive classroom is meaningful because it creates a safe and welcoming environment where all students feel welcome, respected, and supported. I create an inclusive classroom by using inclusive language, celebrating diversity, and being aware of and addressing bias.\r\nDiversified grading systems and teaching tools are essential because they allow me to assess student learning in a fair and equitable way. I use a variety of grading methods and teaching tools, such as proficiency-based grading system, rubrics, portfolios, and self-assessment. This allows me to assess student learning in a way that is tailored to each student’s individual needs.\r\n\r\n\r\n\r\n",
-      "last_modified": "2024-05-04T13:52:47-07:00"
+      "contents": "\r\n\r\nContents\r\nCourses\r\nUniversity of Portland\r\nReed College\r\nUniversity of California Merced\r\n\r\nTeaching Philosophy\r\n\r\n\r\n\r\nAttention University of Portland Students!\r\nIf you are here for the Fall 2024 course materials of Ordinary Differential Equations or Probability & Statistics I, the following course websites are in progress.\r\n\r\nOrdinary Differential Equation\r\nProbability & Statistics I\r\n\r\n\r\n\r\nCourses\r\nNote: Every semester is unique. All course content is subject to change.\r\nUniversity of Portland\r\nThese are subjects I taught as instructor.\r\nMTH-201 (Calculus I)\r\nSemesters Taught: Fall 2023\r\nMTH-202 (Calculus II)\r\nSemesters Taught: Spring 2023 | Fall 2022\r\nMTH-321 (Ordinary Differential Equations)\r\nSemesters Taught: Fall 2023, Spring 2024, Fall 2024\r\nMTH-342 (Applied Linear Algebra)\r\nSemesters Taught: Spring 2024\r\nMTH-361 (Applied Statistics)\r\nSemesters Taught: Spring 2023\r\nMTH-461 (Probability & Statistics)\r\nSemesters Taught: Fall 2022, Fall 2024\r\nReed College\r\nThese are subjects I taught as instructor.\r\nMATH-141 (Introduction to Probability & Statistics)\r\nSemesters Taught: Fall 2021\r\nMATH-241 (Data Science)\r\nSemesters Taught: Spring 2022\r\nUniversity of California Merced\r\nThese are subjects I taught as a teaching assistant.\r\nProbability and Statistics\r\nLinear Algebra\r\nCalculus\r\nVector Calculus\r\nDifferential Equations\r\nTeaching Philosophy\r\nAs a student, I learn best by understanding complex ideas through simple illustrations. I start with the big picture and then fill in the details later. This holistic perspective has helped me throughout my educational journey, and I believe it is essential for all students.\r\nI think that there are three critical elements of education: student-centered learning, an inclusive classroom, and diversified grading systems and teaching tools.\r\nStudent-centered learning is important because it allows students to learn in a way that is most effective for them. I use a variety of instructional methods to engage students, such as group activities, worksheets, visualizations, and traditional lectures. I also provide detailed feedback and support so that students can reach their full potential.\r\nAn inclusive classroom is meaningful because it creates a safe and welcoming environment where all students feel welcome, respected, and supported. I create an inclusive classroom by using inclusive language, celebrating diversity, and being aware of and addressing bias.\r\nDiversified grading systems and teaching tools are essential because they allow me to assess student learning in a fair and equitable way. I use a variety of grading methods and teaching tools, such as proficiency-based grading system, rubrics, portfolios, and self-assessment. This allows me to assess student learning in a way that is tailored to each student’s individual needs.\r\n\r\n\r\n\r\n",
+      "last_modified": "2024-08-16T20:14:37-07:00"
     }
   ],
   "collections": []
diff --git a/docs/site_libs/header-attrs-2.27/header-attrs.js b/docs/site_libs/header-attrs-2.27/header-attrs.js
new file mode 100644
index 0000000..dd57d92
--- /dev/null
+++ b/docs/site_libs/header-attrs-2.27/header-attrs.js
@@ -0,0 +1,12 @@
+// Pandoc 2.9 adds attributes on both header and div. We remove the former (to
+// be compatible with the behavior of Pandoc < 2.8).
+document.addEventListener('DOMContentLoaded', function(e) {
+  var hs = document.querySelectorAll("div.section[class*='level'] > :first-child");
+  var i, h, a;
+  for (i = 0; i < hs.length; i++) {
+    h = hs[i];
+    if (!/^h[1-6]$/i.test(h.tagName)) continue;  // it should be a header h1-h6
+    a = h.attributes;
+    while (a.length > 0) h.removeAttribute(a[0].name);
+  }
+});
diff --git a/docs/sitemap.xml b/docs/sitemap.xml
index 4a0785e..f13f719 100644
--- a/docs/sitemap.xml
+++ b/docs/sitemap.xml
@@ -18,6 +18,6 @@
   </url>
   <url>
     <loc>https://www.alexjohnquijano.com/teaching.html</loc>
-    <lastmod>2024-05-04T13:46:59-07:00</lastmod>
+    <lastmod>2024-08-16T20:14:09-07:00</lastmod>
   </url>
 </urlset>
diff --git a/docs/teaching.html b/docs/teaching.html
index a2c00f9..4a6a31e 100644
--- a/docs/teaching.html
+++ b/docs/teaching.html
@@ -459,8 +459,8 @@
   </style>
 
   <script src="site_libs/jquery-3.6.0/jquery-3.6.0.min.js"></script>
-  <link href="site_libs/font-awesome-6.4.0/css/all.min.css" rel="stylesheet"/>
-  <link href="site_libs/font-awesome-6.4.0/css/v4-shims.min.css" rel="stylesheet"/>
+  <link href="site_libs/font-awesome-6.4.2/css/all.min.css" rel="stylesheet"/>
+  <link href="site_libs/font-awesome-6.4.2/css/v4-shims.min.css" rel="stylesheet"/>
   <script src="site_libs/headroom-0.9.4/headroom.min.js"></script>
   <script src="site_libs/autocomplete-0.37.1/autocomplete.min.js"></script>
   <script src="site_libs/fuse-6.4.1/fuse.min.js"></script>
@@ -830,9 +830,21 @@ <h3>${suggestion.title}</h3>
     display: none !important;
   }
 
+  hr.section-separator {
+    border: none;
+    border-top: 1px solid rgba(0, 0, 0, 0.1);
+    margin: 0px;
+  }
+
+
+  d-byline {
+    border-top: none;
+  }
+
   d-article {
     padding-top: 2.5rem;
     padding-bottom: 30px;
+    border-top: none;
   }
 
   d-appendix {
@@ -929,6 +941,11 @@ <h3>${suggestion.title}</h3>
     font-size: 14px;
   }
 
+  /* tweak for Pandoc numbered line within distill */
+  d-article pre.numberSource code > span {
+      left: -2em;
+  }
+
   d-article pre {
     font-size: 14px;
   }
@@ -1688,6 +1705,12 @@ <h3>${suggestion.title}</h3>
     // create d-title
     $('.d-title').changeElementType('d-title');
 
+    // separator
+    var separator = '<hr class="section-separator" style="clear: both"/>';
+    // prepend separator above appendix
+    $('.d-byline').before(separator);
+    $('.d-article').before(separator);
+
     // create d-byline
     var byline = $('<d-byline></d-byline>');
     $('.d-byline').replaceWith(byline);
@@ -1765,8 +1788,9 @@ <h3>${suggestion.title}</h3>
     $('.distill-force-highlighting-css').parent().remove();
 
     // remove empty line numbers inserted by pandoc when using a
-    // custom syntax highlighting theme
-    $('code.sourceCode a:empty').remove();
+    // custom syntax highlighting theme, except when numbering line
+    // in code chunk
+    $('pre:not(.numberLines) code.sourceCode a:empty').remove();
 
     // load distill framework
     load_distill_framework();
@@ -1792,12 +1816,13 @@ <h3>${suggestion.title}</h3>
       // add orcid ids
       $('.authors-affiliations').find('.author').each(function(i, el) {
         var orcid_id = front_matter.authors[i].orcidID;
+        var author_name = front_matter.authors[i].author
         if (orcid_id) {
           var a = $('<a></a>');
           a.attr('href', 'https://orcid.org/' + orcid_id);
           var img = $('<img></img>');
           img.addClass('orcid-id');
-          img.attr('alt', 'ORCID ID');
+          img.attr('alt', author_name ? 'ORCID ID for ' + author_name : 'ORCID ID');
           img.attr('src','data:image/png;base64,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');
           a.append(img);
           $(this).append(a);
@@ -2579,7 +2604,7 @@ <h3>${suggestion.title}</h3>
     color: var(--hover-color, white);
   }</style>
   <!--/radix_placeholder_distill-->
-  <script src="site_libs/header-attrs-2.24/header-attrs.js"></script>
+  <script src="site_libs/header-attrs-2.27/header-attrs.js"></script>
   <script src="site_libs/popper-2.6.0/popper.min.js"></script>
   <link href="site_libs/tippy-6.2.7/tippy.css" rel="stylesheet" />
   <link href="site_libs/tippy-6.2.7/tippy-light-border.css" rel="stylesheet" />
@@ -2647,6 +2672,7 @@ <h3>${suggestion.title}</h3>
 
 <div class="d-title">
 <h1>Teaching</h1>
+
 <!--radix_placeholder_categories-->
 <!--/radix_placeholder_categories-->
 <p><p>I teach undergraduate mathematics courses in the Department of Mathematics at the University of Portland.</p></p>
@@ -2671,10 +2697,10 @@ <h3>Contents</h3>
 <div class="infobox">
 <div class="center">
 <p><strong>Attention University of Portland Students!</strong></p>
-<p>If you are here for the <strong>Spring 2024</strong> course materials of <strong>Ordinary Differential Equations</strong> or <strong>Applied Linear Algebra</strong>, visit the following course websites.</p>
+<p>If you are here for the <strong>Fall 2024</strong> course materials of <strong>Ordinary Differential Equations</strong> or <strong>Probability &amp; Statistics I</strong>, the following <strong>course websites are in progress</strong>.</p>
 <div class="layout-chunk" data-layout="l-body">
-<a href="https://upmathematics.github.io/mth-321bc-sp24/" class="icon-link" target="_blank" rel="noopener">Ordinary Differential Equation</a>
-<a href="https://upmathematics.github.io/mth-342a-sp24/" class="icon-link" target="_blank" rel="noopener">Applied Linear Algebra</a>
+<a href="" class="icon-link" target="_blank" rel="noopener">Ordinary Differential Equation</a>
+<a href="" class="icon-link" target="_blank" rel="noopener">Probability &amp; Statistics I</a>
 </div>
 </div>
 </div>
@@ -2688,13 +2714,13 @@ <h3 id="university-of-portland">University of Portland</h3>
 <li><p><strong>MTH-202 (Calculus II)</strong></p>
 <p><em>Semesters Taught:</em> Spring 2023 | Fall 2022</p></li>
 <li><p><strong>MTH-321 (Ordinary Differential Equations)</strong></p>
-<p><em>Semesters Taught:</em> Fall 2023, Spring 2024</p></li>
+<p><em>Semesters Taught:</em> Fall 2023, Spring 2024, Fall 2024</p></li>
 <li><p><strong>MTH-342 (Applied Linear Algebra)</strong></p>
 <p><em>Semesters Taught:</em> Spring 2024</p></li>
 <li><p><strong>MTH-361 (Applied Statistics)</strong></p>
 <p><em>Semesters Taught:</em> Spring 2023</p></li>
 <li><p><strong>MTH-461 (Probability &amp; Statistics)</strong></p>
-<p><em>Semesters Taught:</em> Fall 2022</p></li>
+<p><em>Semesters Taught:</em> Fall 2022, Fall 2024</p></li>
 </ul>
 <h3 id="reed-college">Reed College</h3>
 <p><em>These are subjects I taught as instructor.</em></p>
diff --git a/teaching.Rmd b/teaching.Rmd
index 68420a9..e9d41b5 100644
--- a/teaching.Rmd
+++ b/teaching.Rmd
@@ -13,16 +13,16 @@ source(file.path("R", "functions.R"))
 ::: {.center data-latex=""}
 **Attention University of Portland Students!**
 
-If you are here for the **Spring 2024** course materials of **Ordinary Differential Equations** or **Applied Linear Algebra**, visit the following course websites.
+If you are here for the **Fall 2024** course materials of **Ordinary Differential Equations** or **Probability & Statistics I**, the following **course websites are in progress**.
 
 ```{r, echo=FALSE}
 icon_link(
     text = "Ordinary Differential Equation",
-    url  = "https://upmathematics.github.io/mth-321bc-sp24/"
+    url  = ""
 )
 icon_link(
-    text = "Applied Linear Algebra",
-    url  = "https://upmathematics.github.io/mth-342a-sp24/"
+    text = "Probability & Statistics I",
+    url  = ""
 )
 ```
 :::
@@ -46,7 +46,7 @@ icon_link(
   
   - **MTH-321 (Ordinary Differential Equations)**
   
-    *Semesters Taught:* Fall 2023, Spring 2024
+    *Semesters Taught:* Fall 2023, Spring 2024, Fall 2024
     
   - **MTH-342 (Applied Linear Algebra)**
   
@@ -58,7 +58,7 @@ icon_link(
   
   - **MTH-461 (Probability & Statistics)**
   
-    *Semesters Taught:* Fall 2022
+    *Semesters Taught:* Fall 2022, Fall 2024
 
 ### Reed College