diff --git a/content/governance.md b/content/governance.md
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@@ -12,6 +12,7 @@ Statlib is guided by an advisory board and maintained by a small team of active
 
 - ![Jeremy Avigad](images/governance/jeremy-avigad.jpg) **[Jeremy Avigad](https://www.contrib.andrew.cmu.edu/~avigad/)** *Carnegie Mellon University*
 - ![Larry Wasserman](images/governance/larry-wasserman.jpg) **[Larry Wasserman](https://www.stat.cmu.edu/~larry/)** *Carnegie Mellon University*
+- ![Sourav Chatterjee](images/governance/sourav-chatterjee.png) **[Sourav Chatterjee](https://souravchatterjee.su.domains/index.html)** *Stanford University*
 
 ## Lead Maintainer {#lead-maintainer .people}
 
diff --git a/governance.html b/governance.html
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@@ -31,6 +31,7 @@ <h2>Advisory Board</h2>
     <ul>
     <li><img src="images/governance/jeremy-avigad.jpg" alt="Jeremy Avigad" class="person-photo" loading="lazy"> <strong><a href="https://www.contrib.andrew.cmu.edu/~avigad/" target="_blank" rel="noopener">Jeremy Avigad</a></strong> <em>Carnegie Mellon University</em></li>
     <li><img src="images/governance/larry-wasserman.jpg" alt="Larry Wasserman" class="person-photo" loading="lazy"> <strong><a href="https://www.stat.cmu.edu/~larry/" target="_blank" rel="noopener">Larry Wasserman</a></strong> <em>Carnegie Mellon University</em></li>
+    <li><img src="images/governance/sourav-chatterjee.png" alt="Sourav Chatterjee" class="person-photo" loading="lazy"> <strong><a href="https://souravchatterjee.su.domains/index.html" target="_blank" rel="noopener">Sourav Chatterjee</a></strong> <em>Stanford University</em></li>
     </ul>
     </section>
     <section id="lead-maintainer" class="people">
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diff --git a/projects.html b/projects.html
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@@ -103,6 +103,22 @@ <h2>4. Empirical Process Foundations</h2>
     <p>Debarghya Mukherjee</p>
     <p><strong>Roadmap.</strong> <a href="roadmap.html#sec-1-13">1.13 Core Probabilistic Toolbox</a></p>
     </section>
+    <section id="linear-model" class="project">
+    <h2>5. The Linear Model</h2>
+    <p class="section-label">Description.</p>
+    <p>This project formalises the theory of the linear model, including the t-test. First public release at <a href="https://github.com/lean-statistics/linear-model-lean" target="_blank" rel="noopener">lean-statistics/linear-model-lean</a>, building on the Lindeberg CLT at <a href="https://github.com/patrickrd/CLT-lindeberg" target="_blank" rel="noopener">patrickrd/CLT-lindeberg</a>.</p>
+    <p class="section-label">Milestones.</p>
+    <ul>
+    <li>OLS optimality</li>
+    <li>CLT for OLS under deterministic design</li>
+    <li>HC0–HC3 sandwich-variance consistency</li>
+    <li>Asymptotic validity of the (Welch) t-test</li>
+    <li>All of the above in the assumption-lean/model-robust framework</li>
+    <li>In progress: growing dimension, ANOVA and F-tests, cluster-robust variance, random design</li>
+    </ul>
+    <p class="section-label">Maintainer.</p>
+    <p>Patrick Rubin-Delanchy and Andrew Jones</p>
+    </section>
     <section id="propose-a-project" class="project">
     <h2>Propose a Project</h2>
     <p>If you would like to propose a new project, please contact Rajarshi Mukherjee at <a href="mailto:ram521@mail.harvard.edu">ram521@mail.harvard.edu</a>.</p>