I am a Professor in the Department of Government at Harvard University as well as the Susan S. and Kenneth L. Wallach Professor at the Radcliffe Institute, and the Edwin O. Reischauer Professor of Japanese Politics. I serve as the Director of the Program on U.S.-Japan Relations at Harvard, and as the Co-Executive Editor of the Japanese Journal of Political Science. My teaching and research interests bridge international relations and comparative politics, with a focus on trade policy. My interests include the politics and foreign policy of Japan, East Asia, and the European Union as well as the study of international organization. I am the author of Food Fights Over Free Trade: How International Institutions Promote Agricultural Trade Liberalization (Princeton University Press, 2003) and Why Adjudicate? Enforcing Trade Rules in the WTO (Princeton University Press, 2012), which won the International Law Book Award and the Chadwick F. Alger Prize from the International Studies Association and the Masayoshi Ohira Memorial Prize. My book Discriminatory Clubs: The Geopolitics of International Organizations is forthcoming from Princeton University Press in July 2023. I have published articles in leading political science journals including the American Political Science ReviewComparative PoliticsInternational SecurityJournal of Conflict ResolutionJournal of Politics, and World Politics.