- “Large Legal Fictions: Profiling Legal Hallucinations in Large Language Models.” Journal of Legal Analysis (2024) (with Varun Magesh, Mirac Suzgun, and Daniel E. Ho). We show that popular AI tools like ChatGPT frequently “hallucinate,” or invent, false information about American case law, calling into question their ability to democratize access to justice.
- Media coverage: Bloomberg, NPR/Marketplace, The Hill, The Register, Fast Company, Scientific American
- Judicial citations: Supreme Court of British Columbia (Canada)
- “The Dogma Within? Examining Religious Bias in Private Title VII Claims.” Journal of Empirical Legal Studies 18, no. 4 (2021): 742-764 (with Devan N. Patel and Matthew E.K. Hall). Examining an original dataset of private discrimination claims, we debunk the popular belief that judges’ religions cause them to decide cases in a distinctive way.
- “Eyecite: A Tool for Parsing Legal Citations.” Journal of Open Source Software 6, no. 66 (2021): 3617 (with Jack Cushman and Michael Lissner). We open-source a highly-performant engine for the analysis of legal citations, trained and deployed on the datasets of the Free Law Project and the Caselaw Access Project.
- “Chain Novel, or Markov Chain? Estimating the Authority of U.S. Supreme Court Case Law.” I show how modeling the network of U.S. Supreme Court case law as a Markov chain unlocks an intuitive estimator of case authority that outperforms existing approaches in a variety of validation tasks.
- “Natural Language Evidence for the Existence and Effect of Jurisprudential Regimes.” (with Matthew E.K. Hall). Tracing the linguistic development of legal doctrine over time, we present new evidence for the way that law constrains the voting behavior of Supreme Court justices.
- “Does Theory Matter? Testing the Influence of Constitutional Theory on Specific and Diffuse Support for the U.S. Supreme Court.” (with Matthew E.K. Hall). Invoking some of the leading scholars of normative constitutional theory (Dworkin, Posner, Barnett, etc.), we test their implicit empirical claims in a national survey experiment.
- “Why did Sen. Graham grill Ketanji Brown Jackson about her religious faith?” The Washington Post. March 2022.
- “Which of Trump’s Supreme Court choices might be most reliably conservative?” The Conversation. September 2020.