Amory Lovins

Co-Founder & Chairman Emeritus of Rocky Mountain Institute

Domenica Catelli

Celebrity Chef, Best Selling Author, Organic Food, Health and Nutrition Advocate

Andrew Steer

President & CEO of the Bezos Earth Fund; Former President & CEO of the World Resources Institute

Explore 2023: Andrew Steer, CEO of Bezos Earth Fund

Cesar Gaviria

Former President of Colombia

Alysia Reiner

Actor, Activist & Entrepreneur

Laurence Tribe

Carl M. Loeb University Professor at Harvard Law School & Author

Caleb Harper

Executive Director of the Dairy Scale for Good Initiative

Net Zero Carbon Emissions Implementation on the Farm with Caleb Harper

Peter Peterson

Peter G. Peterson is senior chairman and co-founder of The Blackstone Group.

Dennis Dimick

Former Executive Environment Editor at National Geographic Magazine

Deval Patrick

Two-term Governor of Massachusetts, Civil Rights Attorney & Business Leader

Dov Seidman

Founder & CEO of LRN; Organizational Development & Effectiveness Advisor

Diana Verde Nieto

Founder & Chief Executive Officer Positiveluxury.com

Nikolaj Coster-Waldau

Actor Known for his Role as Jamie Lannister on HBO's "Game of Thrones"

Amy Smart

Actress, Environmentalist & Co-Founder of Smart House Collections

Lucy Lawless

Actress, Activist & Musician Best Known for Playing the Title Character in "Xena: Warrior Princess"

Linda Rottenberg

Co-Founder & CEO of Endeavor; Leader in the Global Entrepreneurship Movement

Hank Green

#1 New York Times Best-Selling Author & CEO of Complexly

Tony Juniper

Writer, Sustainability Advisor, & Environmentalist

Noreena Hertz

Futurist, Economist, Bestselling Author, "Eyes Wide Open: How to Make Smart Decisions in a Confusing World"

Kerry W. Cooper

President & COO at Rothy's