ASIL is a volunteer-led organization whose Officers and governing Executive Council are elected by its members. Today, leaders from the bench, the academy, the bar and public service are guiding the Society's transformation into a direct, engaged, worldwide network - through conferences, meetings, publications, and electronic communications and information resources.
Click here for ASIL's Constitution/Regulations.

ASIL Officers

Honorary President: Sir Christopher Greenwood, GBE, CMG, QC

Christopher Greenwood, GBE, CMG, QC, read law at Magdalene College, Cambridge, where he was awarded a BA (Law) (First Class Hons) in 1976, an LLB (International Law) (First Class Hons) in 1977, and an MA in 1981. As an undergraduate, he was elected President of the Cambridge Union in 1976. He was called to the Bar by the Middle Temple in 1978 and appointed Queen's Counsel in 1999. He became a Bencher of the Middle Temple in 2003. In 1994 Sir Christopher joined Essex Court Chambers. After nearly twenty years as a Fellow of Magdalene College, Cambridge, and a lecturer in the Cambridge Law Faculty, he became Professor of International Law at the London School of Economics in 1996. During his years as a barrister, he regularly appeared as counsel before the International Court of Justice, the European Court of Human Rights, the English courts, and arbitral and other tribunals. Sir Christopher was appointed Companion of the Order of St Michael and St George (CMG) in 2002 and knighted in 2009 for services to international law. On 6 November 2008, Sir Christopher was elected a judge at the International Court of Justice, where he served until February 2018, when he joined the Arbitrators at 24 Lincolns Inn Fields as an arbitrator specializing in public international law, including investor-State disputes. In 2018 he was created GBE (Knight Grand Cross of the Order of the British Empire) for his services to international justice. He is currently a judge on the Iran-United States Claims Tribunal. In October 2020 he became Master of Magdalene College, Cambridge. Sir Christopher has extensive experience as an arbitrator both in inter-State and investor-State cases. He has acted as President of eighteen arbitration tribunals or ICSID ad hoc committees.

President: Gregory C. Shaffer, University of California, Irvine School of Law

Gregory C. Shaffer is Chancellor's Professor of Law at the University of California, Irvine School of Law. His publications, which include seven books and more than one hundred articles and book chapters, principally focus on international economic law and globalization from a theoretical and empirical perspective. The work is cross-disciplinary, addressing such topics as transnational legal ordering, legal realism, hard and soft law, comparative institutional analysis, public-private networks in international trade, the rise of China and other emerging economies, and the ways trade and investment law implicate domestic regulation and social and distributive policies. He previously was Melvin C. Steen Professor of Law at the University of Minnesota Law School, Wing-Tat Lee Chair at Loyola University Chicago School of Law, and Professor at the University of Wisconsin Law School, where he also directed two university research centers on World Affairs and the Global Economy (WAGE) and the European Union. He received his B.A., magna cum laude, from Dartmouth College and his J.D., with distinction, from Stanford Law School. He practiced law in Paris for seven years for Coudert Frères and Bredin Prat, where he was a member of the Paris bar.

Executive Vice President and Executive Director: Mark Agrast, ASIL

Mark Agrast is Executive Director and Executive Vice President of the American Society of International Law. He previously served as deputy assistant attorney general in the U.S. Department of Justice's Office of Legislative Affairs from 2009 to 2014. Mr. Agrast was a senior vice president and senior fellow at the Center for American Progress from 2003 to 2009, and held senior staff positions with the U.S. House of Representatives from 1992 to 2009. He practiced international law with the Washington office of Jones Day from 1985 to 1992. Mr. Agrast has served in numerous leadership capacities in the American Bar Association, including as a member of its Board of Governors and its Executive Committee, a longtime member of the ABA House of Delegates, chair of the Commission on Immigration and the Section of Individual Rights and Responsibilities (now the Section of Civil Rights and Social Justice), and chair of the Commission on Disability Rights. He currently serves on the Council of the Section of International Law and as a member of the Standing Committee on the Law Library of Congress. Mr. Agrast has been a leader of the World Justice Project since its inception and has played a central role in designing and implementing its Rule of Law Index, which measures the extent to which countries adhere to the rule of law. He is a member of the Board of Governors of the Washington Foreign Law Society and a past co-chair (and ABA delegate) of the National Lesbian and Gay Law Association (now the National LGBT Bar). Mr. Agrast is a member of the American Law Institute and a life fellow of the American Bar Foundation. He graduated summa cum laude from Case Western Reserve University, pursued his postgraduate studies as a Rhodes Scholar at the University of Oxford, and received his J.D. in 1985 from Yale Law School, where he was editor in chief of the Yale Journal of International Law.

Vice President: Anna Spain Bradley, UCLA Law

Anna Spain Bradley is the Vice Chancellor for Equity, Diversity and Inclusion and a Professor of Law at the University of California, Los Angeles (UCLA). As UCLA's chief diversity officer, she leads and advances campus strategies for enhancing equity, diversity and inclusion and oversees the university's mechanisms for upholding civil rights protections. An expert in international law and human rights, Spain Bradley is the author of Human Choice in International Law (Cambridge University Press, 2021) and Global Racism (Oxford University Press, forthcoming) in addition to numerous scholarly publications. Her current research concerns global mechanisms to combat racism and promote human rights informed by her previous role as a legal expert to the United Nations on these matters. Prior to joining UCLA, Vice Chancellor Spain Bradley served as Assistant Vice Provost for Faculty Development and Diversity (2017-2020) and a Professor of Law at the University of Colorado. She previously practiced international law as an Attorney-Adviser at the U.S. Department of State Office of the Legal Adviser where she received two Meritorious Honor Awards for her work representing the U.S. before the Iran-U.S. Claims Tribunal in The Hague and as a delegate to the United Nations Compensation Commission in Geneva. Spain Bradley previously served on ASIL's Executive Council, Book Awards Committee (Chair), Nominating Committee, Honors Committee (Chair,) and as co-chair of the Dispute Resolution Interest Group. She is a member of the Council on Foreign Relations, a member of the Academic Council of the Institute for Transnational Arbitration, and a founding member of Mediators Beyond Borders International. In 2018, she was one of four educators in the nation to receive the OZY Educator Award. She earned her J.D. from Harvard Law School and her B.A. from Denison University.

Vice President: James Thuo Gathii, Loyola University School of Law

James T. Gathii has served as a professor of law and the Wing-Tat Lee Chair in International Law at Loyola University Chicago School of Law since July 2012. He is a graduate of the University of Nairobi and Harvard Law School. He is currently a Counsellor of the Society and sits on the Board of Editors of the American Journal of International Law, the Journal of African Law and the Journal of International Trade Law and Policy, among others. His research and teaching interests are in public international law, international trade law, Third World approaches to international law (TWAIL), African constitutionalism and human rights. His books include African Regional Trade Agreements as Legal Regimes (Cambridge University Press, 2011, Paperback 2013); War, Commerce and International Law (Oxford University Press, 2010); and The Contested Empowerment of Kenya's Judiciary, 2010-2015: A Historical Institutional Analysis (Sheria Publishing House, 2016). In addition to his books, Professor Gathii has authored over 80 articles and numerous book chapters. Professor Gathii is an Independent Expert of the Working Group on Extractive Industries, Environment, and Human Rights Violations in Africa formed by the African Commission on Human and Peoples' Rights. He is also an expert member of the Working Group on Agricultural Land Investment Contracts of the International Institute for the Unification of Private Law (UNIDRIOT). He has sat as an arbitrator in two international commercial arbitrations hosted by the Permanent Court of Arbitration in the Hague. He is a founding member of the TWAIL network. He is an elected member of the International Academy of International Law. He has consulted for the Office of the U.N. High Commissioner for Human Rights and the Economic Commission for Africa, among other organizations.

Vice President: Mélida N. Hodgson, Jenner & Block

Mélida N. Hodgson leads Jenner & Block's international arbitration practice in New York. She focuses her practice on investor-state and commercial arbitrations, counselling governments and state-owned entities, as well as corporate entities, with respect to international investment protection provisions, business disputes and World Trade Organization (WTO) dispute resolution and international trade policy issues. Ms. Hodgson is noted for her key role in successfully defending countries in investment arbitration, including Venezuela in several International Centre for Settlement of Investment Disputes (ICSID) arbitrations. She also represents the Republics of Panama, Peru, and Sierra Leone in ICSID and United Nations Commission on International Trade Law (UNCITRAL) matters. Ms. Hodgson is also an arbitrator. Ms. Hodgson began her career in private practice before becoming a US government litigator at the US Department of Justice, where she litigated claims brought by bank shareholders against the United States, as well as public contracting disputes. She later served in the Office of the United States Trade Representative as an associate general counsel. She has served as a member of the ASIL Executive Council and the Executive Committee, and is currently co-chair of the Development Committee and a member of the Audit Committee.

Vice President: Catherine Powell, Fordham Law School

Catherine Powell is a professor at Fordham Law School, where she teaches constitutional law, human rights, and digital rights. She is also an Adjunct Senior Fellow at the Council on Foreign Relations (CFR). Professor Powell took leave from academia from 2009 to 2012 to serve in Secretary of State Hillary Clinton's Policy Planning Office and in the White House National Security Council as Director for Human Rights in the Obama Administration. She was founding director of both the Human Rights Institute and the Human Rights Clinic at Columbia Law School, where she was on the faculty as a clinical professor from 1998 to 2002. Powell has also been a visiting professor at Georgetown Law School from 2012-2013 and at Columbia Law School in fall 2016 and spring 2007. She serves on the ASIL Executive Council and is a member of the Board of Editors of the American Journal of International Law. She also serves as co-chair of Blacks of the American Society of International Law (BASIL).

Honorary Vice President: Lucinda A. Low, Steptoe & Johnson LLP

Lucinda A. Low is a partner in Steptoe's Washington office, where she is a member of the firm's Management Committee and head of the Compliance, Investigations, Trade and Enforcement Department. Her practice focuses on US and international anti-corruption laws, advising clients on matters ranging from preventive work to representation in internal investigations and enforcement matters worldwide. She is a widely recognized authority in the US Foreign Corrupt Practices Act (FCPA) and related international conventions from the OECD, OAS, United Nations, and European Union. Ms. Low graduated from the University of California at Los Angeles School of Law, where she was Editor-in-Chief of the UCLA Law Review. She was an Adjunct Professor at American University, Washington College of Law in 1993 and at the University of Colorado School of Law in 1987 and 1989.

Honorary Vice President: Sean D. Murphy, George Washington University Law School

Sean D. Murphy is the Manatt/Ahn Professor of International Law at George Washington University Law School and is a Member of the U.N. International Law Commission, where he serves as Special Rapporteur for Crimes against Humanity. From 1995 to1998, he was legal counselor at the U.S. Embassy in The Hague, arguing several cases before the International Court of Justice, representing the U.S. government in matters before the International Criminal Tribunal for the former Yugoslavia, and serving as U.S. agent to the Iran-U.S. Claims Tribunal. From 1987 to 1995, he worked in the U.S. Department of State Office of the Legal Adviser, primarily advising on matters relating to oceans and international environmental law, international claims, and international humanitarian law. Since entering academia, Professor Murphy has represented several countries in international courts and tribunals, and has served as an arbitrator or ad hoc judge in inter-State and investor-State arbitrations. Professor Murphy has published numerous articles on international law; his article on international environmental liability won the American Journal of International Law (AJIL) 1994 Deák Prize for best scholarship by a younger author. His book Humanitarian Intervention: The United Nations in an Evolving World Order won the 1997 American Society of International Law 1997 certificate for preeminent contribution to creative scholarship. His most recent books are Principles of International Law (3d ed. 2018); International Law relating to Islands (2017); Foreign Relations and National Security Law: Cases, Materials and Simulations (5th ed. 2017) (with Swaine and Wuerth); and Litigating War: Arbitration of Civil Injury by the Eritrea-Ethiopia Claims Commission (2013) (with Kidane and Snider). Professor Murphy served for ten years on the AJIL Board of Editors and is a Patron of the Society.

Honorary Vice President: Catherine Amirfar, Debevoise & Plimpton

Catherine Amirfar is a litigation partner in the International Dispute Resolution Group and Co-Chair of the firm's Public International Law Group. Her practice focuses on international commercial and treaty arbitration, international and complex commercial litigation and public international law. She is a member of the firm's Management Committee. Prior to rejoining Debevoise in 2016, Ms. Amirfar spent two years as the Counselor on International Law to the Legal Adviser at the U.S. Department of State. During her tenure as Counselor, Ms. Amirfar advised the State Department on its most significant litigation matters involving international law and foreign relations and liaised with senior officials of the Departments of Justice and Defense, the National Security Council and the Office of White House Counsel. She represented the United States before international bodies and broadly advised the State Department on international legal issues arising in the areas of human rights, armed conflict, sovereign and diplomatic immunity, international arbitration and claims settlement and the intersection of U.S. and international law. Ms. Amirfar received the State Department's Superior Honor Award in recognition of her contributions to the Department. She is among the youngest advocates ever to argue before the International Court of Justice and is ranked among the top international legal practitioners in the world by Chambers Global (2019). She has written extensively on international arbitration, the relationship between international law and U.S. domestic law, international human rights and humanitarian law; investor-state disputes; and the law of consular and diplomatic immunities. She is a frequent lecturer on international law and has guest lectured at Yale Law School and NYU Law School, among others. Ms. Amirfar was elected President of the American Society of International Law (ASIL) in 2020 and served as Vice President from 2016-2018. She is co-host of the ASIL podcast International Law Behind the Headlines, and currently is a member of the American Law Institute, the Council on Foreign Relations, the State Department's Advisory Council on International Law, and the Court of Arbitration of the Singapore International Arbitration Centre. She also serves as Co-Chair of the ICCA-ASIL Task Force on Damages in International Arbitration. Ms. Amirfar originally joined the firm in 2002 and became a partner in 2008. From 2000 to 2002, she clerked for the Hon. D.A. Batts, Southern District of New York. She received a J.D. cum laude from New York University Law School in 2000, where she was a Root-Tilden-Snow Scholar. She served as an editor for the NYU Law Review and was awarded top honors in the NYU Orison S. Marden Moot Court Competition. She received a B.A., with honors, from Stanford University in 1995.

Secretary: James Nafziger, Willamette University College of Law

James Nafziger is the Thomas B. Stoel Professor of Law and Director of International Programs at the Willamette University College of Law.  He is also Honorary Professor at the East China University of Politics and Law.  After receiving B.A. and M.A. degrees from the University of Wisconsin and a J.D. from the Harvard Law School, Professor Nafziger was Henry Luce Fellow and later Administrative Director of the American Society of International Law.  He is a former Fulbright lecturer in Mexico and Mongolia as well as Scholar-in-Residence at the Rockefeller Foundation's Study Center in Bellagio, Italy.  In 2005 he was Co-director of Research at the Hague Academy of International Law.  Professor Nafziger received the Burlington Northern Foundation Award for "excellence in teaching and scholarly activity" and the university President's Award for Excellence in Scholarship, in both cases the first given to a member of his law faculty.  Having initiated the Oregon Law Commission's project to codify choice-of-law rules, he has served as its Reporter.  He is the author or editor of eight books, over 100 articles or essays in books, and 80 other published writings. An elected member of the American Law Institute, he is an Honorary Vice-President of the American Branch of the International Law Association, having served as its President and Chair of its Executive Committee.  He also chairs the ILA's Committee on Cultural Heritage Law and is Honorary President of the International Association of Sports Law.  He received an award for extraordinary contributions to the American Society of Comparative Law, having served as its Treasurer.  Professor Nafziger is on the National Council of the United Nations Association-USA and is a former president of both its Oregon Division and the Oregon International Council. 

Treasurer: Nancy L. Perkins, Arnold & Porter LLP

Nancy Perkins, Counsel to firm, Arnold & Porter LLP, has a diverse  international  practice,  including arbitration and trade litigation,  regulatory   counseling,  and legislative work.  She has litigated disputes before the International Centre for the Settlement of Investment Disputes ("ICSID") and the GATT/World Trade Organization ("WTO"), including the first case ever brought under the WTO dispute settlement system.  She also has worked on antidumping and countervailing duty cases, proceedings under the Generalized System of Preferences, and matters involving Sections 201 and 301 of the U.S.  trade laws.  She has assisted several foreign governments in the negotiation of treaty provisions, and has counseled numerous clients with respect to export control and customs regulations, the Exon-Florio statute, FOCI matters, the Foreign Corrupt Practices Act, the NAFTA, and antitrust, tax, and other aspects of foreign direct investment in the United States. Ms. Perkins is the Chair of the International Law Section of the D.C. Bar, Treasurer of the American Society of International Law ("ASIL"), and a member of the Editorial Advisory Committee of International Legal Materials, published by the ASIL. She joined Arnold & Porter in 1988, following a clerkship with the Honorable Eugene H. Nickerson in the District Court for the Eastern District of New York.  She is a member of the Bars of both Pennsylvania and the District of Columbia, and is a member of the American Law Institute.