Director of Member Services, Community Power Coalition of New Hampshire

Councilmember, District 3, Oakland, California

Arizona Attorney General

San Francisco Board of Supervisors (District 1)

President, New Consensus

Founder, Climate Action Club

Executive Director, Sustainability Institute

CEO, Landforce

Senior Attorney, Southern Environmental Law Center

Director, Kyl Center for Water Policy, Arizona State University

Senior Research Scholar, Center on Global Energy Policy, Columbia University

Co-Founder and CEO, Mill Industries

President and CEO, PAI

Director, Global Consortium on Climate and Health Education, Columbia University

Executive Director, Global Climate and Health Alliance