Professor of Economics at Columbia University

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

Professor of Law at Northwestern University

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

Infectious Disease Physician; Hospital Epidemiologist and Antimicrobial Steward at Tufts Medical Center

Professor at UC Davis, School of Medicine

Chair of the Genetics Department at Yale University School of Medicine

Professor of Genome Sciences, University of Washington in Seattle, WA

Global Director, Energy at World Resources Institute

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

Director of Energy Research & Analysis at Union of Concerned Scientists