Professor of Political Science, Iowa State University in Ames, IA

Associate Professor of Government at Dartmouth College

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

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

Professor of American Government at Georgetown University

Professor in Political Science, Senior Fellow at the Hoover Institution at Stanford, Department of Political Science

Associate Professor of Political Science and African American Studies at Northwestern University

Senior Policy Analyst at RAND Corporation

Clinical Professor of Global Shifts and the Fourth Industrial Revolution at Thunderbird School of Global Management

Manager, Driver Training Programs at AAA Foundation for Traffic Safety

Traffic Research Group Leader at AAA Foundation for Traffic Safety

Professor of Aeronautics and Bioinspired Engineering at Caltech, Division of Biology and Biomedical Engineering

Professor of Data Science, Computer Engineering & Computer Science at University of New Haven

Director of the Labor Studies Program, Research Associate at National Bureau of Economic Research

President at Friends of the Earth

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

Senior Vice President of the Moore Center for Science at Conservation International