diff --git a/.all-contributorsrc b/.all-contributorsrc
index c2d84a64..d19b9d12 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -44,7 +44,7 @@
     {
       "login": "NaN",
       "name": "Maximilian Lam",
-      "avatar_url": "https://www.gravatar.com/avatar/6ec7c7bfd5ba4d8634ae4cbff67f4d1d?d=identicon&s=100",
+      "avatar_url": "https://www.gravatar.com/avatar/02cd1953ff10823ccc6789897a3d2abd?d=identicon&s=100",
       "profile": "https://github.com/harvard-edge/cs249r_book/graphs/contributors",
       "contributions": []
     },
@@ -100,7 +100,7 @@
     {
       "login": "NaN",
       "name": "Aghyad Deeb",
-      "avatar_url": "https://www.gravatar.com/avatar/ccb070eb0e76d86c5652c8a6e87b7097?d=identicon&s=100",
+      "avatar_url": "https://www.gravatar.com/avatar/03331f6c9e2d909160a157335d440f16?d=identicon&s=100",
       "profile": "https://github.com/harvard-edge/cs249r_book/graphs/contributors",
       "contributions": []
     },
@@ -303,7 +303,7 @@
     {
       "login": "NaN",
       "name": "Annie Laurie Cook",
-      "avatar_url": "https://www.gravatar.com/avatar/7f898ce8ab5d6fa2e47c32da09a874f4?d=identicon&s=100",
+      "avatar_url": "https://www.gravatar.com/avatar/a97744aeaa4768da7635868312312880?d=identicon&s=100",
       "profile": "https://github.com/harvard-edge/cs249r_book/graphs/contributors",
       "contributions": []
     },
@@ -338,7 +338,7 @@
     {
       "login": "NaN",
       "name": "Costin-Andrei Oncescu",
-      "avatar_url": "https://www.gravatar.com/avatar/02411604e9cc640d8ca335730849f528?d=identicon&s=100",
+      "avatar_url": "https://www.gravatar.com/avatar/b622006bedec86d828667d6fcde41970?d=identicon&s=100",
       "profile": "https://github.com/harvard-edge/cs249r_book/graphs/contributors",
       "contributions": []
     },
diff --git a/README.md b/README.md
index f868406d..5bd0f426 100644
--- a/README.md
+++ b/README.md
@@ -102,7 +102,7 @@ quarto render
       <td align="center" valign="top" width="20%"><a href="https://github.com/Mjrovai"><img src="https://avatars.githubusercontent.com/Mjrovai?s=100" width="100px;" alt="Marcelo Rovai"/><br /><sub><b>Marcelo Rovai</b></sub></a><br /></td>
     </tr>
     <tr>
-      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/6ec7c7bfd5ba4d8634ae4cbff67f4d1d?d=identicon&s=100?s=100" width="100px;" alt="Maximilian Lam"/><br /><sub><b>Maximilian Lam</b></sub></a><br /></td>
+      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/02cd1953ff10823ccc6789897a3d2abd?d=identicon&s=100?s=100" width="100px;" alt="Maximilian Lam"/><br /><sub><b>Maximilian Lam</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/jaysonzlin"><img src="https://avatars.githubusercontent.com/jaysonzlin?s=100" width="100px;" alt="Jayson Lin"/><br /><sub><b>Jayson Lin</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/18jeffreyma"><img src="https://avatars.githubusercontent.com/18jeffreyma?s=100" width="100px;" alt="Jeffrey Ma"/><br /><sub><b>Jeffrey Ma</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/sophiacho1"><img src="https://avatars.githubusercontent.com/sophiacho1?s=100" width="100px;" alt="Sophia Cho"/><br /><sub><b>Sophia Cho</b></sub></a><br /></td>
@@ -112,7 +112,7 @@ quarto render
       <td align="center" valign="top" width="20%"><a href="https://github.com/korneelf1"><img src="https://avatars.githubusercontent.com/korneelf1?s=100" width="100px;" alt="Korneel Van den Berghe"/><br /><sub><b>Korneel Van den Berghe</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/alxrod"><img src="https://avatars.githubusercontent.com/alxrod?s=100" width="100px;" alt="Alex Rodriguez"/><br /><sub><b>Alex Rodriguez</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/andreamurillomtz"><img src="https://avatars.githubusercontent.com/andreamurillomtz?s=100" width="100px;" alt="Andrea Murillo"/><br /><sub><b>Andrea Murillo</b></sub></a><br /></td>
-      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/ccb070eb0e76d86c5652c8a6e87b7097?d=identicon&s=100?s=100" width="100px;" alt="Aghyad Deeb"/><br /><sub><b>Aghyad Deeb</b></sub></a><br /></td>
+      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/03331f6c9e2d909160a157335d440f16?d=identicon&s=100?s=100" width="100px;" alt="Aghyad Deeb"/><br /><sub><b>Aghyad Deeb</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/arnaumarin"><img src="https://avatars.githubusercontent.com/arnaumarin?s=100" width="100px;" alt="arnaumarin"/><br /><sub><b>arnaumarin</b></sub></a><br /></td>
     </tr>
     <tr>
@@ -153,14 +153,14 @@ quarto render
     <tr>
       <td align="center" valign="top" width="20%"><a href="https://github.com/jasonlyik"><img src="https://avatars.githubusercontent.com/jasonlyik?s=100" width="100px;" alt="Jason Yik"/><br /><sub><b>Jason Yik</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/happyappledog"><img src="https://avatars.githubusercontent.com/happyappledog?s=100" width="100px;" alt="happyappledog"/><br /><sub><b>happyappledog</b></sub></a><br /></td>
-      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/7f898ce8ab5d6fa2e47c32da09a874f4?d=identicon&s=100?s=100" width="100px;" alt="Annie Laurie Cook"/><br /><sub><b>Annie Laurie Cook</b></sub></a><br /></td>
+      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/a97744aeaa4768da7635868312312880?d=identicon&s=100?s=100" width="100px;" alt="Annie Laurie Cook"/><br /><sub><b>Annie Laurie Cook</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/sjohri20"><img src="https://avatars.githubusercontent.com/sjohri20?s=100" width="100px;" alt="Shreya Johri"/><br /><sub><b>Shreya Johri</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/skmur"><img src="https://avatars.githubusercontent.com/skmur?s=100" width="100px;" alt="Sonia Murthy"/><br /><sub><b>Sonia Murthy</b></sub></a><br /></td>
     </tr>
     <tr>
       <td align="center" valign="top" width="20%"><a href="https://github.com/eezike"><img src="https://avatars.githubusercontent.com/eezike?s=100" width="100px;" alt="Emeka Ezike"/><br /><sub><b>Emeka Ezike</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/ciyer64"><img src="https://avatars.githubusercontent.com/ciyer64?s=100" width="100px;" alt="Curren Iyer"/><br /><sub><b>Curren Iyer</b></sub></a><br /></td>
-      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/02411604e9cc640d8ca335730849f528?d=identicon&s=100?s=100" width="100px;" alt="Costin-Andrei Oncescu"/><br /><sub><b>Costin-Andrei Oncescu</b></sub></a><br /></td>
+      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/b622006bedec86d828667d6fcde41970?d=identicon&s=100?s=100" width="100px;" alt="Costin-Andrei Oncescu"/><br /><sub><b>Costin-Andrei Oncescu</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/vijay-edu"><img src="https://avatars.githubusercontent.com/vijay-edu?s=100" width="100px;" alt="Vijay Edupuganti"/><br /><sub><b>Vijay Edupuganti</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/jessicaquaye"><img src="https://avatars.githubusercontent.com/jessicaquaye?s=100" width="100px;" alt="Jessica Quaye"/><br /><sub><b>Jessica Quaye</b></sub></a><br /></td>
     </tr>
diff --git a/contributors.qmd b/contributors.qmd
index ddcfee2e..7986ddf4 100644
--- a/contributors.qmd
+++ b/contributors.qmd
@@ -76,7 +76,7 @@ We extend our sincere thanks to the diverse group of individuals who have genero
       <td align="center" valign="top" width="20%"><a href="https://github.com/Mjrovai"><img src="https://avatars.githubusercontent.com/Mjrovai?s=100" width="100px;" alt="Marcelo Rovai"/><br /><sub><b>Marcelo Rovai</b></sub></a><br /></td>
     </tr>
     <tr>
-      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/6ec7c7bfd5ba4d8634ae4cbff67f4d1d?d=identicon&s=100?s=100" width="100px;" alt="Maximilian Lam"/><br /><sub><b>Maximilian Lam</b></sub></a><br /></td>
+      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/02cd1953ff10823ccc6789897a3d2abd?d=identicon&s=100?s=100" width="100px;" alt="Maximilian Lam"/><br /><sub><b>Maximilian Lam</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/jaysonzlin"><img src="https://avatars.githubusercontent.com/jaysonzlin?s=100" width="100px;" alt="Jayson Lin"/><br /><sub><b>Jayson Lin</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/18jeffreyma"><img src="https://avatars.githubusercontent.com/18jeffreyma?s=100" width="100px;" alt="Jeffrey Ma"/><br /><sub><b>Jeffrey Ma</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/sophiacho1"><img src="https://avatars.githubusercontent.com/sophiacho1?s=100" width="100px;" alt="Sophia Cho"/><br /><sub><b>Sophia Cho</b></sub></a><br /></td>
@@ -86,7 +86,7 @@ We extend our sincere thanks to the diverse group of individuals who have genero
       <td align="center" valign="top" width="20%"><a href="https://github.com/korneelf1"><img src="https://avatars.githubusercontent.com/korneelf1?s=100" width="100px;" alt="Korneel Van den Berghe"/><br /><sub><b>Korneel Van den Berghe</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/alxrod"><img src="https://avatars.githubusercontent.com/alxrod?s=100" width="100px;" alt="Alex Rodriguez"/><br /><sub><b>Alex Rodriguez</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/andreamurillomtz"><img src="https://avatars.githubusercontent.com/andreamurillomtz?s=100" width="100px;" alt="Andrea Murillo"/><br /><sub><b>Andrea Murillo</b></sub></a><br /></td>
-      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/ccb070eb0e76d86c5652c8a6e87b7097?d=identicon&s=100?s=100" width="100px;" alt="Aghyad Deeb"/><br /><sub><b>Aghyad Deeb</b></sub></a><br /></td>
+      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/03331f6c9e2d909160a157335d440f16?d=identicon&s=100?s=100" width="100px;" alt="Aghyad Deeb"/><br /><sub><b>Aghyad Deeb</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/arnaumarin"><img src="https://avatars.githubusercontent.com/arnaumarin?s=100" width="100px;" alt="arnaumarin"/><br /><sub><b>arnaumarin</b></sub></a><br /></td>
     </tr>
     <tr>
@@ -127,14 +127,14 @@ We extend our sincere thanks to the diverse group of individuals who have genero
     <tr>
       <td align="center" valign="top" width="20%"><a href="https://github.com/jasonlyik"><img src="https://avatars.githubusercontent.com/jasonlyik?s=100" width="100px;" alt="Jason Yik"/><br /><sub><b>Jason Yik</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/happyappledog"><img src="https://avatars.githubusercontent.com/happyappledog?s=100" width="100px;" alt="happyappledog"/><br /><sub><b>happyappledog</b></sub></a><br /></td>
-      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/7f898ce8ab5d6fa2e47c32da09a874f4?d=identicon&s=100?s=100" width="100px;" alt="Annie Laurie Cook"/><br /><sub><b>Annie Laurie Cook</b></sub></a><br /></td>
+      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/a97744aeaa4768da7635868312312880?d=identicon&s=100?s=100" width="100px;" alt="Annie Laurie Cook"/><br /><sub><b>Annie Laurie Cook</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/sjohri20"><img src="https://avatars.githubusercontent.com/sjohri20?s=100" width="100px;" alt="Shreya Johri"/><br /><sub><b>Shreya Johri</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/skmur"><img src="https://avatars.githubusercontent.com/skmur?s=100" width="100px;" alt="Sonia Murthy"/><br /><sub><b>Sonia Murthy</b></sub></a><br /></td>
     </tr>
     <tr>
       <td align="center" valign="top" width="20%"><a href="https://github.com/eezike"><img src="https://avatars.githubusercontent.com/eezike?s=100" width="100px;" alt="Emeka Ezike"/><br /><sub><b>Emeka Ezike</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/ciyer64"><img src="https://avatars.githubusercontent.com/ciyer64?s=100" width="100px;" alt="Curren Iyer"/><br /><sub><b>Curren Iyer</b></sub></a><br /></td>
-      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/02411604e9cc640d8ca335730849f528?d=identicon&s=100?s=100" width="100px;" alt="Costin-Andrei Oncescu"/><br /><sub><b>Costin-Andrei Oncescu</b></sub></a><br /></td>
+      <td align="center" valign="top" width="20%"><a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/b622006bedec86d828667d6fcde41970?d=identicon&s=100?s=100" width="100px;" alt="Costin-Andrei Oncescu"/><br /><sub><b>Costin-Andrei Oncescu</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/vijay-edu"><img src="https://avatars.githubusercontent.com/vijay-edu?s=100" width="100px;" alt="Vijay Edupuganti"/><br /><sub><b>Vijay Edupuganti</b></sub></a><br /></td>
       <td align="center" valign="top" width="20%"><a href="https://github.com/jessicaquaye"><img src="https://avatars.githubusercontent.com/jessicaquaye?s=100" width="100px;" alt="Jessica Quaye"/><br /><sub><b>Jessica Quaye</b></sub></a><br /></td>
     </tr>