Senior Fellow, Atlantic Council’s Europe Center in Washington, DC

Distinguished Service Professor of Public Policy and Head of Heinz College in Washington, DC at Carnegie Mellon University Heinz College

National Security Professor at University of New Haven

History Professor at the University of South Carolina in Irmo, SC

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

Associate Director of Global Attitudes Research at Pew Research Center

Professor of Government at Claremont McKenna College

International Relations Professor & Director, Liechtenstein Institute on Self-Determination at Princeton University

Professor at UCLA, School of Medicine

Professor & Director of the Institute for Bioethics and Health Policy at University of Miami, School of Medicine

Board of Trustees member at ALS Association

Director - Georgetown COMPASS, Tenure Line - Professor (Infectious Diseases) at Georgetown University, School of Medicine

Assistant Professor at UCLA, School of Medicine

Director at Public Citizen

Professor at UC Davis, School of Medicine

Director, Program in Politics and Law at Dartmouth College

Professor at Emory University

Chair of Political Science at Brown University, Watson Institute for International and Public Affairs

Senior Fellow at Center for a New American Security