Anthony J. Colangelo

Full-time faculty

Professor of Law


Anthony Colangelo’s scholarly and teaching interests are in the fields of conflict of laws, civil procedure, U.S. foreign relations law, and private and public international law and theory.

Professor Colangelo’s articles have appeared in top general and specialty journals and have been cited and quoted at the U.S. Supreme Court, U.S. Court of Appeals, and U.S. District Court levels, as well as in U.S. Military Commissions, regarding, among other things, the scope of U.S. law relating to piracy, terrorism, child-sex tourism, military contractors, and human rights abuses. He has also partnered with the Nautilus Institute for Security and Sustainability with respect to the legality of use of nuclear weapons under international law.

Prior to coming to SMU, Professor Colangelo held an Associate-in-Law research and teaching fellowship at Columbia Law School. Before Columbia, he worked as a litigation associate at the law firm Cleary Gottlieb Steen and Hamilton LLP in the New York and Rome offices.

Professor Colangelo clerked for the Honorable Ralph K. Winter, United States Court of Appeals for the Second Circuit.

Professor Colangelo received his B.A., summa cum laude, from Middlebury College and his J.D., magna cum laude, from Northwestern University, where he was Notes Editor of the Northwestern University Law Review. He holds an LL.M. and J.S.D. from Columbia Law School. He is a member of Phi Beta Kappa and the Order of the Coif.


Areas of Expertise

  • Conflict of Laws
  • Civil Procedure
  • Public International Law
  • Private International Law
  • U.S. Foreign Relations Law


B.A., summa cum laude, Middlebury College
J.D., magna cum laude, Northwestern Pritzker School of Law
LL.M., Columbia Law School
J.S.D., Columbia Law School


Civil Procedure
Conflict of Laws
International Human Rights
Extraterritorial Jurisdiction
International Law Colloquim


Exraterritoriality and Conflict of Laws, 44 University of Pennsylvania Journal of International Law (forthcoming)

Procedural Jus Cogens, 60 Columbia Journal of Transnational Law 377 (2022)
SSRN | SMU Repository

Suing Texas State Senate Bill 8 Plaintiffs Under Federal Law for Violations of Constitutional Rights, 74 SMU Law Review Forum 136 (2021)
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An International Approach to Maritime Conflicts of Law, 62 Arizona Law Review 1073 (2020)
SSRN | SMU Repository

Gamble, Dual Sovereignty, and Due Process, 2018-2019 Cato Supreme Court Review 189 (2019)
SSRN | SMU Repository

An International Tribunal for the Use of Nuclear Weapons, 2 Journal for Peace and Nuclear Disarmament 219 (2019) (with Peter Hayes)
SSRN | SMU Repository

The Duty to Disobey Illegal Nuclear Strike Orders, 9 Harvard National Security Journal, no. 2, (2018) at 84-120
SSRN | SMU Repository

A Systems Theory of Fragmentation and Harmonization, 49 NYU Journal of International Law & Politics 1 (2016)
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The Frankenstein's Monster of Extraterritoriality Law, 110 American Journal of International Law, Agora: Reflections on RJR Nabisco v. European Community 51 (2016) (Invited contribution)
SSRN | SMU Repository

Absolute Conflicts of Law, 91 Indiana Law Journal 718 (2016)
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What is Extraterritorial Jurisdiction?, 99 Cornell Law Review 1303 (2014)
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International Law in U.S. State Courts: Extraterritoriality and 'False Conflicts' of Law,  American Journal of International Law Proceedings 436 (2014) (invited contribution), reprinted in 48 The International Lawyer
SSRN | SMU Repository

A Brief Primer on the Rule of Law in Multistate Systems, 67 SMU Law Review 835 (2014) (invited contribution)
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Post-Kiobel Procedure: Subject Matter Jurisdiction or Prescriptive Jurisdiction?, 19 UCLA Journal of International Law & Foreign Affairs 49-62 (2015) (with Christopher Knight) (invited contribution)
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Jurisdiction, Immunity, Legality and Jus Cogens, Chicago Journal of International Law (2013) (invited contribution)
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Kiobel: Muddling the Distinction Between Prescriptive Adjudicative Jurisdiction, 28 Maryland Journal of International Law 65 (2013) (invited symposium contribution)
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The Alien Tort Statute and Prescriptive versus Adjudicative Jurisdiction44 Georgetown Journal of International Law 1329 (2013) (invited contribution)
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Spatial Legality, Due Process, and Choice of Law under U.S. State Law, 3 U.C. Irvine Law Review (2013) (with Kristina Kiik) (invited symposium contribution)
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Spatial Legality, 107 Northwestern University Law Review (2012)
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A Unified Approach to Extraterritoriality, 97 Virginia Law Review 1019 (2011)
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The Foreign Commerce Clause, 96 Virginia Law Review 949 (2010)
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Double Jeopardy and Multiple Sovereigns: A Jurisdictional Theory, 86 Washington University Law Review 769 (2009)
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"De Facto Sovereignty": Boumediene and Beyond, 77 George Washington Law Review 623 (2009)
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Universal Jurisdiction as an International "False Conflict" of Laws, Michigan Journal of International Law (2009)
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The Supreme Court's Role After 9/11: Continuing the Legal Conversation in the War on Terror, 62 SMU Law Review (2009)
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Constitutional Limits on Extraterritorial Jurisdiction: Terrorism and the Intersection of National and International Law, 48 Harvard International Law Journal 121 (2007)
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The Legal Limits of Universal Jurisdiction, 47 Virginia Journal of International Law 1 (2006)
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The New Universal Jurisdiction: In Absentia Signaling Over Clearly Defined Crimes, 36 Georgetown Journal of International Law 537 (2005)
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The Unitary Executive in the Modern Era, 1945-2004, 90 Iowa Law Review 601 (2005) (with Christopher S. Yoo & Steven G. Calabresi)
SSRN | SMU Repository

Manipulating International Criminal Procedure: The Decision of the ICTY Office of the Independent Prosecutor not to Investigate NATO Bombing in the Former Yugoslavia, Northwestern University Law Review (2003) (comment)
SMU Repository

Book Chapters

Criminal Extraterritoriality, in EXTRATERRITORIAL JURISDICTION IN INTERNATIONAL LAW (Elgar, forthcoming)

Universal Jurisdiction as an International “False Conflict” of Laws, in INTERNATIONAL LAW: CONTEMPORARY ISSUES AND FUTURE PROBLEMS (Westview Press 2011)


Other Publications

Extraterritorial Jurisdiction over Dual Use Nuclear Commodity Smuggling, in
The Nautilus Institute