diff --git a/.nojekyll b/.nojekyll
index 50b5d3b15..223be64b3 100644
--- a/.nojekyll
+++ b/.nojekyll
@@ -1 +1 @@
-a6da85c2
\ No newline at end of file
+7e8815b0
\ No newline at end of file
diff --git a/Machine-Learning-Systems.pdf b/Machine-Learning-Systems.pdf
index 4f510d07b..9ec871b59 100644
Binary files a/Machine-Learning-Systems.pdf and b/Machine-Learning-Systems.pdf differ
diff --git a/contents/contributors.html b/contents/contributors.html
index 01eea0c2c..abab3f4d4 100644
--- a/contents/contributors.html
+++ b/contents/contributors.html
@@ -698,17 +698,20 @@ <h1 class="title">Contributors</h1>
 <a href="https://github.com/BrunoScaglione"><img src="https://avatars.githubusercontent.com/BrunoScaglione?s=100" width="100px;" alt="Bruno Scaglione"><br><sub><b>Bruno Scaglione</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/c2dc311aa8122d5f5f061e1db14682b1?d=identicon&amp;s=100?s=100" width="100px;" alt="songhan"><br><sub><b>songhan</b></sub></a><br>
+<a href="https://github.com/Sara-Khosravi"><img src="https://avatars.githubusercontent.com/Sara-Khosravi?s=100" width="100px;" alt="Sara Khosravi"><br><sub><b>Sara Khosravi</b></sub></a><br>
 </td>
 <td align="center" valign="top" width="20%">
-<a href="https://github.com/vitasam"><img src="https://avatars.githubusercontent.com/vitasam?s=100" width="100px;" alt="The Random DIY"><br><sub><b>The Random DIY</b></sub></a><br>
+<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/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>
+<a href="https://github.com/vitasam"><img src="https://avatars.githubusercontent.com/vitasam?s=100" width="100px;" alt="The Random DIY"><br><sub><b>The Random DIY</b></sub></a><br>
 </td>
 </tr>
 <tr>
 <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/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/35a8d9ffd03f05e79a2c6ce6206a56f2?d=identicon&amp;s=100?s=100" width="100px;" alt="Batur Arslan"><br><sub><b>Batur Arslan</b></sub></a><br>
 </td>
 <td align="center" valign="top" width="20%">
@@ -720,19 +723,16 @@ <h1 class="title">Contributors</h1>
 <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>
-<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>
 </tr>
 <tr>
 <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/YLab-UChicago"><img src="https://avatars.githubusercontent.com/YLab-UChicago?s=100" width="100px;" alt="yanjingl"><br><sub><b>yanjingl</b></sub></a><br>
+<a href="https://github.com/harvard-edge/cs249r_book/graphs/contributors"><img src="https://www.gravatar.com/avatar/c2dc311aa8122d5f5f061e1db14682b1?d=identicon&amp;s=100?s=100" width="100px;" alt="songhan"><br><sub><b>songhan</b></sub></a><br>
 </td>
 <td align="center" valign="top" width="20%">
-<a href="https://github.com/Sara-Khosravi"><img src="https://avatars.githubusercontent.com/Sara-Khosravi?s=100" width="100px;" alt="Sara Khosravi"><br><sub><b>Sara Khosravi</b></sub></a><br>
+<a href="https://github.com/YLab-UChicago"><img src="https://avatars.githubusercontent.com/YLab-UChicago?s=100" width="100px;" alt="yanjingl"><br><sub><b>yanjingl</b></sub></a><br>
 </td>
 <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>
diff --git a/search.json b/search.json
index d03c86ce9..3fd7c3d0a 100644
--- a/search.json
+++ b/search.json
@@ -59,7 +59,7 @@
     "href": "contents/contributors.html",
     "title": "Contributors",
     "section": "",
-    "text": "We extend our sincere thanks to the diverse group of individuals who have generously contributed their expertise, insights, and time to enhance both the content and codebase of this project. Below you will find a list of all contributors. If you would like to contribute to this project, please see our GitHub page.\n\n\n\n\n\n\n\n\nVijay Janapa Reddi\n\n\nIkechukwu Uchendu\n\n\nnaeemkh\n\n\nDouwe den Blanken\n\n\nShanzeh Batool\n\n\n\n\nJared Ping\n\n\neliasab16\n\n\nishapira\n\n\nMaximilian Lam\n\n\nMarcelo Rovai\n\n\n\n\nMatthew Stewart\n\n\nJayson Lin\n\n\nSophia Cho\n\n\nJeffrey Ma\n\n\nKorneel Van den Berghe\n\n\n\n\nZishen\n\n\nKleinbard\n\n\nAlex Rodriguez\n\n\nSrivatsan Krishnan\n\n\nAndrea Murillo\n\n\n\n\narnaumarin\n\n\nAbdulrahman Mahmoud\n\n\nAghyad Deeb\n\n\nAghyad Deeb\n\n\nDivya\n\n\n\n\nEmil Njor\n\n\noishib\n\n\nMichael Schnebly\n\n\nELSuitorHarvard\n\n\nJared Ni\n\n\n\n\nMark Mazumder\n\n\nHenry Bae\n\n\nYU SHUN, HSIAO\n\n\nJae-Won Chung\n\n\nJennifer Zhou\n\n\n\n\nAditi Raju\n\n\nPong Trairatvorakul\n\n\nMarco Zennaro\n\n\nColby Banbury\n\n\neurashin\n\n\n\n\nAndrew Bass\n\n\nShvetank Prakash\n\n\nAllen-Kuang\n\n\nEric D\n\n\nAlex Oesterling\n\n\n\n\nGauri Jain\n\n\nBruno Scaglione\n\n\nsonghan\n\n\nThe Random DIY\n\n\nVijay Edupuganti\n\n\n\n\nBatur Arslan\n\n\nCostin-Andrei Oncescu\n\n\nYu-Shun Hsiao\n\n\nSonia Murthy\n\n\nShreya Johri\n\n\n\n\nhappyappledog\n\n\nyanjingl\n\n\nSara Khosravi\n\n\nJason Yik\n\n\nCurren Iyer\n\n\n\n\nAnnie Laurie Cook\n\n\nEmeka Ezike\n\n\nJessica Quaye\n\n\nabigailswallow",
+    "text": "We extend our sincere thanks to the diverse group of individuals who have generously contributed their expertise, insights, and time to enhance both the content and codebase of this project. Below you will find a list of all contributors. If you would like to contribute to this project, please see our GitHub page.\n\n\n\n\n\n\n\n\nVijay Janapa Reddi\n\n\nIkechukwu Uchendu\n\n\nnaeemkh\n\n\nDouwe den Blanken\n\n\nShanzeh Batool\n\n\n\n\nJared Ping\n\n\neliasab16\n\n\nishapira\n\n\nMaximilian Lam\n\n\nMarcelo Rovai\n\n\n\n\nMatthew Stewart\n\n\nJayson Lin\n\n\nSophia Cho\n\n\nJeffrey Ma\n\n\nKorneel Van den Berghe\n\n\n\n\nZishen\n\n\nKleinbard\n\n\nAlex Rodriguez\n\n\nSrivatsan Krishnan\n\n\nAndrea Murillo\n\n\n\n\narnaumarin\n\n\nAbdulrahman Mahmoud\n\n\nAghyad Deeb\n\n\nAghyad Deeb\n\n\nDivya\n\n\n\n\nEmil Njor\n\n\noishib\n\n\nMichael Schnebly\n\n\nELSuitorHarvard\n\n\nJared Ni\n\n\n\n\nMark Mazumder\n\n\nHenry Bae\n\n\nYU SHUN, HSIAO\n\n\nJae-Won Chung\n\n\nJennifer Zhou\n\n\n\n\nAditi Raju\n\n\nPong Trairatvorakul\n\n\nMarco Zennaro\n\n\nColby Banbury\n\n\neurashin\n\n\n\n\nAndrew Bass\n\n\nShvetank Prakash\n\n\nAllen-Kuang\n\n\nEric D\n\n\nAlex Oesterling\n\n\n\n\nGauri Jain\n\n\nBruno Scaglione\n\n\nSara Khosravi\n\n\nShreya Johri\n\n\nThe Random DIY\n\n\n\n\nVijay Edupuganti\n\n\nBatur Arslan\n\n\nCostin-Andrei Oncescu\n\n\nYu-Shun Hsiao\n\n\nSonia Murthy\n\n\n\n\nhappyappledog\n\n\nsonghan\n\n\nyanjingl\n\n\nJason Yik\n\n\nCurren Iyer\n\n\n\n\nAnnie Laurie Cook\n\n\nEmeka Ezike\n\n\nJessica Quaye\n\n\nabigailswallow",
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