Professor of Political Science at Yale University, Department of Political Science

Legal Analyst, Accountability/Investigations Consultant, and Television Host in Los Angeles, CA

Professor & Director, M.A. in American Government at Georgetown University

President at Public Citizen

Faculty Affiliate, Harvard Project on Climate Agreements at Harvard Belfer Center for Science and International Affairs

CEO, WRI México at World Resources Institute

Global Director, Energy at World Resources Institute

Member of the Board at Harvard Belfer Center for Science and International Affairs

Senior Fellow, Geopolitics of Energy Project at Harvard Belfer Center for Science and International Affairs

President at Friends of the Earth

Senior Bilingual Energy Analyst at Union of Concerned Scientists

Director of Energy Research & Analysis at Union of Concerned Scientists

Associate professor, journalism & integrated marketing communications at Northwestern University

Assistant Professor, Computer Science and Engineering at University of Notre Dame

Professor of Public Policy at Duke University

Professor of Sociology at Duke University

Professor of Management, IT, Marketing and Data Science at Massachusetts Institute of Technology (MIT)