Areas of Specialization
Civil Procedure; Conflict of Laws; Constitutional Law; Continental Philosophy; Federal Courts; Jurisprudence; Philosophy of Law; Professional Responsibility
Civil Procedure; Conflicts; Philosophy of Law
Representative Professional Activities and Achievements
Joined the faculty in 2006 after teaching law at George Mason Law School. Clerked for Judge Richard A. Posner on the U.S. Court of Appeals for the Seventh Circuit. Practiced law at Paul, Weiss, Rifkind, Wharton & Garrison in New York City. Was assistant professor of philosophy at Tufts University and visiting lecturer in philosophy at the University of Alabama (Huntsville), Wesleyan University and Yale University.
Author of The Oxford Introductions to U.S. Law: Civil Procedure (forthcoming) and Nietzsche and the Transcendental Tradition (2002), as well as numerous articles and essays, including publications in the Duke Law Journal, the Michigan Law Review, the Northwestern University Law Review, Oxford Journal of Legal Studies, and the Virginia Law Review.
- The Oxford Introductions to U.S. Law: Civil Procedure (Oxford University Press, forthcoming).
- Nietzsche and the Transcendental Tradition (International Nietzsche Studies Series, U. Ill. Press 2002).
- Essay, A Puzzle about Hart's Theory of Internal Legal Statements, in Pragmatics and Law, (Francesca Poggi & Alessandro Capone eds., Springer Verlag, forthcoming 2016).
- Essay, Marmor’s Kelsen, in Hans Kelsen in America , (D. A. Jeremy Telman ed., Springer Verlag 2016). SSRN.
- Essay, L'américanisation de Kelsen, in Un classique méconnu: Hans Kelsen , (Thomas Hochmann, Xavier Magnon, & Régis Ponsard eds., forthcoming).
- Essay, Legal Monism: An American History, in Vienna Lectures in Law and Philosophy, (Hart Publishing, forthcoming).
- Essay, Logic and Legal Realism, in Research Handbook in Law and Logic , (Dieter Krimphove & Florian Simon eds., Duncker & Humblot, forthcoming).
- Symposium, Was Afrikan Spir a Phenomenalist? And What Difference Does It Make for Understanding Nietzsche?, 44 Journal of Nietzsche Studies (2015). SSRN.
- Symposium, Eternal Recurrence in a Neo-Kantian Context, 54 Kriterion: Revista de Filosofia 459 (2014). Online.
- Symposium, Prediction Theories of Law and the Internal Point of View, 51 San Diego L. Rev. 921 (2014).
- Vertical Power, 48 U.C. Davis L. Rev. 73 (2014). SSRN.
- Erie's International Effect, 107 Nw. U. L. Rev. 1485 (2013) (previously published at 107 Nw. U. L. Rev. Colloquy 165 (2012)). SSRN.
- Symposium, Felix Cohen on Legislation, 1 The Theory and Practice of Legislation 113 (2013).
- Symposium, Law's Dark Matter, 54 Wm. & Mary L. Rev. 845 (2013). SSRN.
- Symposium, On Hart's Category Mistake, 19 Legal Theory 347 (2013). SSRN.
- The Twin Aims of Erie, 88 Notre Dame L. Rev. 1865 (2013). SSRN.
- Erie's Suppressed Premise, 95 Minn. L. Rev. 1111 (2011). SSRN.
- Essay, Choice of Law as General Common Law: A Reply to Professor Brilmayer, in The Role of Ethics in Private International Law , (Donald Earl Childress III ed., Cambridge U. Press 2011). Online.
- Horizontal Erie and the Presumption of Forum Law, 109 Mich. L. Rev. 1237 (2011). SSRN.
- Symposium, Leiter on the Legal Realists, 30 Law & Phil. 381 (2011). SSRN.
- Essay, Two Fallacies about Copyrighting Factual Compilations, in Intellectual Property Protection of Fact-Based Works: Copyright and Its Alternatives , (Robert Brauneis ed., Edward Elgar Press 2009). SSRN.
- Essay, Kelsen, Quietism, and the Rule of Recognition, in The Rule of Recognition and the United States Constitution, (Matthew D. Adler & Kenneth E. Himma eds., Oxford U. Press 2009). SSRN.
- Does Dworkin Commit Dworkin's Fallacy?, 28 Oxford J. Legal Stud. 33 (2008). Online.
- Why Protect Private Arms Possession? Nine Theories of the Second Amendment, 84 Notre Dame L. Rev. 131 (2008). SSRN.
- Symposium, Dworkin v. The Philosophers, 2007 U. Ill. L. Rev. 1477 (2007). SSRN.
- Symposium, Explaining Tort Law, 48 Wm. & Mary L. Rev. 1953 (2007) (introduction).
- Halpin on Dworkin's Fallacy: A Surreply, 91 Va. L. Rev. 187 (2005). SSRN.
- Legal Realism as Theory of Law, 46 Wm. & Mary L. Rev. 1915 (2005). SSRN.
- Legal Revolutions: Six Mistakes About Discontinuity in the Legal Order, 83 N.C. L. Rev. 331 (2005). SSRN.
- Symposium, White and Clark on Nietzsche and the Transcendental Tradition: A Response, 36 Int'l Stud. Phil. 169 (2005).
- Book Review, Nietzsche's Place in Nineteenth Century German Philosophy, 47 Inquiry 168 (2004). Online.
- Copyrighting Facts, 78 Ind. L.J. 919 (2003). SSRN.
- Dworkin's Fallacy, Or What the Philosophy of Language Can't Teach Us About the Law, 89 Va. L. Rev. 1897 (2003). SSRN.
- Hans Kelsen and the Logic of Legal Systems, 53 Ala. L. Rev. 365 (2003). SSRN.
- The Paradox of Auxiliary Rights: The Privilege Against Self-Incrimination and the Right to Keep and Bear Arms, 52 Duke L.J. 113 (2002). SSRN.
- The Privilege's Last Stand: The Privilege Against Self-Incrimination and the Right to Rebel Against the State, 65 Brook. L. Rev. 627 (1999). Online.
- Note, Legal Realism, Lex Fori, and the Choice-of-Law Revolution, 104 Yale L.J. 967 (1995). Online.
- Nietzsche on Pity and Ressentiment, 24 Int'l Stud. Phil. 63 (1992).