Robert Redford

Actor, Director, Producer, Environmentalist & Founder of the Sundance Film Festival

Meg Lowman

National Geographic Explorer & Arbornaut

Sheryl Crow

Grammy Award-Winning Singer-Songwriter

Daniel Esty

Hillhouse Professor of Environmental Law and Policy at Yale Law School, Corporate Environmental Strategy Expert & Co-Author of "Green to Gold"

Riddhima Yadav

Climate Strategist & Sustainability Business Leader

Dr. Julio Friedmann

Chief Scientist at Carbon Direct & Non-Resident Fellow at the Center on Global Energy Policy at Columbia University SIPA

Edna Odhiambo

Independent Climate Consultant

Mari Copeny

Youth Activist for Access to Clean Water; Known as "Little Miss Flint"

Tom Rand

Entrepreneur, Venture Capitalist & Author

Amalaonye Josephine Kachikwu

CEO of GIA Media Services, Greatness Coach & Brand Strategist; Award-Winning Author of "Ultimate Journey to Greatness"

Vanessa Nakate

Ugandan Climate Justice Activist; Founder of Youth for Future Africa

Leah Thomas

Intersectional Environmentalist

Wanjira Mathai

Managing Director of Africa & Global Partnerships the the World Resources Institute; Sustainability & Youth Leadership Activist

George Monbiot

Investigative Journalist, Known for his Environmental & Political Activism

Peter Gleick

Co-founder & President of the Pacific Institute for Studies in Development, Environment & Security

The Three Ages of Water

James Duke Mason

Co-Chair of the West Hollywood Lesbian & Gay Advisory Board; PR Specialist at Mercy For Animals

Kathy Varol

Purpose Strategy Expert & Former Head of Global Purpose Strategy at Adidas

Drive Profit With Purpose. Become Remarkable.

Elizabeth Economy

C.V. Starr Senior Fellow & Director of Asia Studies at the Council on Foreign Relations

Jean Rogers

Senior Managing Director & Global Head of ESG at Blackstone; Founder & Former CEO of SASB

Lena Samford

Environmentalist & Wellness Advocate

Julia Collins

Founder & CEO of Planet FWD; Co-Founder of Zume Pizza

Douglas McCauley

Professor at UC Santa Barbara, Adjunct Professor at UC Berkeley & Director Benioff Ocean Science Laboratory

Vedika Bhandarkar

Chief Operating Officer at Water.org

Sophia Kianni

Climate Activist & Founder of Climate Cardinals

Katica Roy

CEO & Founder of Pipeline; Award-Winning Gender Economist & Gender Equity Advocate; Programmer & Data Scientist

Marcus Scribner

Two-Time NAACP Image Award-Winning Actor Known for ABC's "Black-ish" & Founder of Scribner Productions

Tsai Ing-wen

First Female President of the Republic of China (Taiwan)

Michelle Bachelet

President of Chile

Olivia Albrecht

CEO at Aspiration

Ash-Lee Woodard Henderson

Co-Executive Director at Highlander Research & Education Center; Activist