Prof. Nicholas Bagley teaches and writes in the areas of administrative law, regulatory theory, and health law. Prior to joining the Law School faculty, he was an attorney with the Appellate Staff in the Civil Division at the U.S. Department of Justice, where he argued a dozen cases before the U.S. Courts of Appeals and acted as lead counsel in many more. Prof. Bagley also served as a law clerk to Justice John Paul Stevens of the U.S. Supreme Court and Judge David S. Tatel of the U.S. Court of Appeals. Prof. Bagley holds a BA in English from Yale University and received his JD, summa cum laude, from the New York University School of Law. Before entering law school, he joined Teach For America and taught eighth-grade English at a public school in the South Bronx.

Prof. Bagley's work has appeared in the Columbia Law Review, the Georgetown Law Journal, and the Harvard Journal on Legislation. His article, "Centralized Oversight of the Regulatory State," which he coauthored with Richard Revesz, was selected as the best article in the field in 2006 by the American Bar Association's Section on Administrative Law and Regulatory Practice. In August 2010, Prof. Bagley testified before the U.S. Senate Subcommittee on Administrative Oversight and the Courts about agency capture. In 2012, he was the recipient of the Law School's L. Hart Wright Award for Excellence in Teaching.