Johann Koss

Founder of Right To Play, FairSport & Fire A; Former Olympic Speedskater

Deval Patrick

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

Tristram Stuart

Environmental Campaigner, Author & Businessman

Will Allen

Pioneer in the Urban Farming Movement, Author & Founder of Growing Power

Ron Finley

Grower of a Nourishing Food Culture in South Central L.A.’s Food Desert

Xavier Sala-i-Martin

Chief Economic Advisor to the World Economic Forum

Steve Howard

Former Chief Sustainability Officer of IKEA Group

Tom Steyer

California Business Leader; Philanthropist and Clean Energy Advocate; Former 2020 Presidential Candidate

Sarah O. Ladislaw

Former Managing Director at Rocky Mountain Institute (RMI)

Dr. Jonathan Foley

World Leading Climate Scientist & Executive Director of Project Drawdown

Rick Ridgeway

Environmentalist, Mountaineer, Expedition Author, Former VP of Environmental Initiatives & Special Projects at Patagonia

Edward C. Chow

Senior Associate at the Center for Strategic and International Studies, Energy Security and Climate Change Program

Scott Aughenbaugh

Strategic Engagement Director at the National Security Innovation Network

Dennis Kucinich

Fox News Contributor, Former Ohio US Representative and Two-Time Presidential Candidate

Stephen Walt

Robert and Renee Belfer Professor of International Affairs at Harvard University

Stephen M. Walt | Realism & Balance of Threat | GREAT MINDS

Kenneth Roth

Executive Director at Human Rights Watch

Ingrid Newkirk

President, PETA

Matthew C. Nisbet

Professor of Communication, American University

Glenn Roberts

Wheat and Rice Farmer; Owner of Anson Mills

An Phung

Multimedia Journalist

Brian Hoffstein

Contributing Writer

Cody Adams

Managing Editor of The Floating University.

Jeffrey Israel

Author & Jewish Studies Professor at Williams College

Sallie Krawcheck

Founder & CEO of Ellevest; Author of "Own It: The Power of Women at Work"

Pat Mitchell

Editorial Director & Host of TEDWomen; Co-Chair of the Women's Media Center; Former President of CNN Productions & PBS

Pierce Brosnan

Actor, Producer & Activist; Best Known for His Role as James Bond

Chuck Leavell

Rolling Stones Touring Keyboard Player, Frequent Collaborator with the Allman Brothers Band, Eric Clapton, and George Harrison; Political Activist

Shashi Tharoor

Diplomat & Author; Former United Nations Under-Secretary-General

Gary Hirshberg

Co-Founder & Chief Organic Optimist of Stonyfield Farm

Alanis Morissette

Alt-Rock Angst Icon Known for "You Oughta Know" & "Ironic"