Senior fellow in Carnegie’s Asia Program at Carnegie Endowment for International Peace

Director of the Korean Studies Institute at USC Dornsife College

Co-director and a senior fellow of the Nuclear Policy Program at Carnegie Endowment for International Peace

Co-Director Nuclear Policy Program at Carnegie Endowment for International Peace

Associate professor | Department of Political Science at UCLA

Board of Directors at California Immigrant Policy Center

Director, Program in Politics and Law at Dartmouth College

Founding Director at U.S. Immigration Policy Center, UCSD

Assistant Professor of Politics at Pomona College

Professor | Department of Political Science at UCLA

Deputy Legal Director and Director of Center for Democracy at American Civil Liberties Union (ACLU)

Dean | Division of Social Sciences at UCLA

Assistant Professor of American Studies and Ethnicity at USC Dornsife College

Professor of Government at Claremont McKenna College

Associate Professor of Political Science at Tufts University, School of Arts and Sciences

Assistant Professor of Politics and International Affairs at Princeton University

Research Scientist at UC Berkeley