Visiting Scholar in International and Public Affairs at Brown University, Watson Institute for International and Public Affairs

Professor of International Relations at USC Dornsife College

Early Career Chair of Jewish Studies and Assistant Professor of Sociology at USC Dornsife College

Associate Professor of Peace & Justice Studies at Wellesley College

John M. Regan, Jr. Director of the Kroc Institute of International Peace Studies at University of Notre Dame

Associate Professor of Political Science at Rice University

Professor of Sociology at Duke University

Associate Professor of Political Science and Peace Studies at University of Notre Dame

Executive Vice President at Public Citizen

Principal & Co-founder of RC Communications in Washington, DC

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

Faculty Affiliate at U.S. Immigration Policy Center, UCSD

Ambassador at American Immigration Council

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

Director of Immigration Law and Policy Research at Economic Policy Institute

Executive Director at Center for Immigration Studies