Professor, Arizona State University, School of Earth and Space Exploration in Phoenix, AZ

Astronomer, Research Associate at McDonald Observatory, University of Texas at Austin

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

Astronomy at McDonald Observatory, University of Texas at Austin

Professor of Health Policy and Management at UCLA

Professor in Law and Medicine at UCLA

Dean and Economic Health Researcher at University of Chicago Institute of Politics

Director - Medicare for All Campaign at Public Citizen

Professor of public policy and political science at UCLA

Research Associate, Health Care Coverage and Access & Tracking Health System Performance at The Commonwealth Fund

Associate Professor of Government at Claremont McKenna College

Professor and Chair of the Department of Health Policy & Management at Emory University, School of Medicine

Senior Fellow, Center on Budget and Policy Priorities in Washington, DC

Assistant Professor at Vanderbilt University

Assistant Professor of Politics at Pomona College

Associate Professor of Political Science at Washington University in St. Louis

Professor of psychology and psychiatry at Emory University

Co-Director, Center for the Study of Democratic Institutions at Vanderbilt University

Director, Research on Individuals, Politics & Society Lab at Vanderbilt University

Professor at Emory University

Professor | Department of Communication Studies at UCLA