Adrian Vermeule is the Ralph S. Tyler, Jr. Professor of Constitutional Law at Harvard Law School. He is the author or co-author of ten books, most recently Law and Leviathan: Redeeming the Administrative State (2020) (with Cass R. Sunstein), and Law's Abnegation: From Law's Empire to the Administrative State (2017). He was elected to the American Academy of Arts and Sciences in 2012. His research focuses on administrative law, the administrative state, the design of institutions, and constitutional theory.