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Kermit Roosevelt

Professor of Law

Kermit Roosevelt

Kermit Roosevelt works in a diverse range of fields, focusing on constitutional law and conflict of laws. His latest book, Conflict of Laws (Foundation Press 2010) offers an accessible analytical overview of conflicts. Continue reading…


  • Constitutional Law
  • Conflict of Laws
  • Federal Jurisdiction


CONFLICT OF LAWS: CONCEPTS AND INSIGHTS (Foundation Press 2nd ed. 2015).

CONFLICT OF LAWS: CASES, COMMENTS, QUESTIONS (West 9th ed. 2013) (with Herma Hill Kay and Larry Kramer.)


IN THE SHADOW OF THE LAW (Farrar, Straus and Giroux, 2005).

Articles and Book Chapters

Valid Rule Due Process Challenges: Bond v. United States and Erie’s Constitutional Source, 54 WM. & MARY L. REV. 987 (2013).

Reconstruction and Resistance, 91 TEX. L. REV. 121 (2012).

Choice of Law in Federal Courts, 106 NW. U. L. REV. 1 (2012).

Cooper v. Aaron, in OXFORD ENCYCLOPEDIA OF AMERICAN POLITICAL AND LEGAL HISTORY (Donald T. Critchlow & Philip R. VanderMeer eds., 2012).

Law's Aspirations, 2 J. L. & INTERDISC. STUD. (2012)

What if Slaughter-House Had Been Decided Differently?, 45 IND. L. REV. 61 (2011).

Judicial Activism and Judicial Restraint, ENCYCLOPEDIA BRITANNICA (2010).

Clerking for Justice Souter, 35 J. S.CT. HIST. 7 (2010).

Deal or No Deal, L. LEADER Q. (Summer 2009).

Walter Wheeler Cook, in the YALE BIOGRAPHICAL DICTIONARY OF AMERICAN LAW (Yale U. Press, Roger K. Newman, ed., 2009).

Polyphonic Stare Decisis: Listening to Non-Article III Actors, 83 NOTRE DAME L. REV. 1303 (2008)

Detention and Interrogation in the Post-9/11 World (Donahue Lecture), 42 SUFFOLK U. L. REV. 1 (2008).

Judicial Supremacy, Judicial Activism: Cooper v. Aaron and Parents Involved, 52 ST. LOUIS U. L. J. 1191 (2008)

A Retroactivity Retrospective, With Thoughts for the Future: What the Supreme Court Learned from Paul Mishkin and What It Might, 95 CAL. L. REV. 1677 (2007).

Aspiration and Underenforcement, 119 HARV. L. REV. F. 193 (2006),

Forget the Fundamentals: Fixing Substantive Due Process, 8 U. PA. J. CONST. L. 983 (2006).

Constitutional Calcification: How the Law Becomes What the Court Does, 91 VA. L. REV. 1649 (2005).

Guantanamo and the Conflict of Laws: Rasul and Beyond, 153 U. PA. L. REV. 2017 (2005).

Justice Scalia’s Constitution – and Ours, 8 U. PA. J. L. & SOC. CHANGE 27 (2005).

Light From Dead Stars: The Procedural Adequate and Independent State Ground Reconsidered, 103 COLUM. L. REV. 1888 (2003).

Understanding Lockups: Effects in Bankruptcy and the Market for Corporate Control, 17 YALE J. ON REG. 94 (2000).

More publications can be found here.

Working Papers

Bait and Switch: Why United States v. Morrison is Wrong About Section 5, U of Penn Law School, Public Law Research Paper No. 14-4
[View Document/Abstract]

Research Areas

  • Conflict of Laws
  • Constitutional Law
  • Law and Technology


Penn Law - Professor (2007- ); Assistant Professor (2002-05)

Associate - Mayer, Brown & Platt, Chicago (2000-02)

Yale Law - Fellow, Information Society Project (1998- )

Law Clerk to U.S. Supreme Court Associate Justice David H. Souter (1999-2000)

Law Clerk to the Hon. Stephen F. Williams, U.S. Court of Appeals for the District of Columbia (1997-98)

Professional Activities

Member, American Law Institute

Chair-Elect, AALS Section on Conflict of Laws, 2009-10; Chair, 10-11; Executive Board 10-11

Ad Hoc Peer Reviewer: Journal of Empirical Legal Studies; Public Administration Review; Polity; Yale University Press; Oxford University Press; Aspen; West.

Advisory Board, Law Leader Quarterly

Advisory Board, Roosevelt Institution


  • Conflict of Laws
  • Constitutional Law

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