Kathleen Claussen is Professor of Law and the Anne Fleming Research Professor at Georgetown University Law Center, and a leader in international economic law and procedure who has served as arbitrator, counsel, expert, public servant, and teacher. Her expertise covers several topics of international law, especially trade, investment, international business, and labor; dispute settlement and international dispute bodies; national security and cybersecurity law; and administrative law issues surrounding U.S. foreign relations and transnational agreements. Professor Claussen has testified before the U.S. Congress and the European Parliament on topics related to trade agreements, U.S. tariff laws, and executive power, on which she is a leading authority. Since 2024, she has been Managing Faculty Co-Director of Georgetown’s Institute of International Economic Law, overseeing the Institute’s programming, budget, and administration, and she is co-founder of SAILS: the Consortium for the Study and Analysis of International Law Scholarship.