Yale Law School, J.D.; Harvard University, A.B., summa cum laude, Phi Beta Kappa, Professor of Law at the University of Pennsylvania Law School. After serving as Senior Editor of the YALE LAW JOURNAL and Editor of the YALE JOURNAL ON REGULATION, he was a Senior Research Scholar at the Yale Law School, and then served as a Law Clerk to Judge Stephen F. Williams of the U.S. Court of Appeals for the D.C. Circuit and Justice David H. Souter of the Supreme Court of the United States. He is the author of three academic books, CONFLICTS OF LAWS: CONCEPTS AND INSIGHTS (2010); CONFLICTS OF LAWS: CASES—COMMENTS—QUESTIONS (8th ed. 2010; with Professors David Currie, Herma Hill Kay, and Larry Kramer), and THE MYTH OF JUDICIAL ACTIVISM: MAKING SENSE OF SUPREME COURT DECISIONS (2006), and more than twenty law review articles and essays, published in such journals as the MICHIGAN LAW REVIEW, COLUMBIA LAW REVIEW, VIRGINIA LAW REVIEW, NORTHWESTERN LAW REVIEW, and UNIVERSITY OF PENNSYLVANIA LAW REVIEW as well as more than sixty book reviews, op-ed articles, and academic presentations. Professor Roosevelt also is the author of a critically acclaimed novel, IN THE SHADOW OF THE LAW (2005) as well as book chapters in the OXFORD ENCYCLOPEDIA OF AMERICAN, POLITICAL, AND LEGAL HISTORY (2011), YALE BIOGRAPHICAL DICTIONARY OF AMERICAN LAW (2009), and ENCYCLOPEDIA BRITANNICA (2010). He is an ad hoc peer reviewer of the JOURNAL OF EMPIRICAL LEGAL STUDIES; PUBLIC ADMINISTRATION REVIEW; POLITY; the Yale University Press; and the Oxford University Press. He practiced litigation with Mayer, Brown & Platt in Chicago, has authored numerous law professors’ amicus briefs, and served as lead counsel or co-counsel in several appellate cases. He is a Member of the American Law Institute (“ALI”) and serves on the Advisory Boards of the LAW LEADER QUARTERLY and the Roosevelt Institution.

Roosevelt’s research, writing, and teaching focus on Conflicts of Law, Constitutional Law, and Federal Jurisdiction.