CEO, Gevo

Author; Journalist; Co-Host, “Climavores” Podcast; Food and Climate Columnist, Canary Media

U.S. Secretary, Department of the Interior

Chief Strategic Initiatives Officer, Right to Start

Co-Founder and CEO, Tinkercast

President and CEO, Smart Electric Power Alliance

Founder and Executive Editor, Cipher

Chief Executive Officer, Offshore NA, Orsted

Executive Director, Current; CEO, Great Lakes ReNEW

Executive Director, GreenFaith

Community advocate

Lead Climate and Environment Reporter, Miami Herald

Founder and Managing Partner, Eunoia

Managing Director, Engagement and Innovation, Elemental Excelerator

Vice President, United States of America

Special Advisor, Climate Action and Just Transition, UN Secretary-General