Professional Climber, Writer

Founder and CEO, DroneSeed

Mayor, City of New Orleans

Mayor, Miami-Dade County

Ecologist and Conservationist

Co-Founder and CEO, Ovipost

Head of Climate, Sustainability, and Environmental Policy, at Amazon

Chief Development Officer, Friends of The Underline

President and CEO, International Center for Research on Women

Co-Founder and COO, Oklo

Executive Director, New Jersey Governor’s Office of Climate Action and the Green Economy

Founder, Center for Rural Enterprise and Environmental Justice

Senior Policy Fellow, Energy and Environment Program, The Aspen Institute

Editorial Director, ImpactAlpha​

John A. Reilly Clinical Professor of Law, Harvard Law School