U.S. Representative (R-IA 1st District) and Chair of the Conservative Climate Caucus

CEO, American Conservation Coalition

Senior Attorney, Clean Energy Program, Earthjustice

Director, Grid Deployment Office, Department of Energy

Presidential Distinguished Professor of Law and Energy Policy, University of Pennsylvania Carey School of Law and the Kleinman Center for Energy Policy

Member, UNITE HERE Local 8

President, Earthjustice

President, UNITE HERE Local 8

President, Chicago Teachers Union

Director, The Labor Initiative, Robert F. Wagner Graduate School of Public Service, New York University

Water Policy Lead, WWF International

Coordinator for Energy and Environment, Mexican Institute of Competitiveness

Two-time Olympian, Renewable Energy Engineer, Founder, Racing to Zero

Director, Data-Driven EnviroLab, University of North Carolina at Chapel Hill

Professor of Geography and Sustainability, University of Lausanne

Senior Researcher, International & Security Affairs Program, Australia Institute; Adjunct Senior Fellow, RMIT University

Chair, Fossil Fuel Non-Proliferation Treaty

Climate, Energy, and Extractive Industry Director, Amazon Watch

Director of Touring & Projects, REVERB

Bassist for AJR, Founder of Planet Reimagined, Professor at Columbia University