Vandana Shiva

World-Renowned Environmental Leader

Dr. Jonathan Foley

World Leading Climate Scientist & Executive Director of Project Drawdown

Shaun Tomson

Former World Champion Surfer, Environmentalist & Motivational Speaker

Heidi Cullen

Communications Director for Monterrey Bay Aquarium Research Institute; Climate Scientist

Philippe Cousteau

Explorer, Social Entrepreneur & Environmental Advocate; Grandson of Captain Jacques-Yves Cousteau

David Rosenfelt

Fiction Author & Founder of the Tara Foundation, a Dog Rescue

Tamron Hall

Award-Winning Journalist; Former National News Anchor for NBC News; Host of the "Tamron Hall Show"

Watch Where They Hide

David Suzuki

Environmentalist & Scientist; Co-Founder of the David Suzuki Foundation

Roselyn Sanchez

Puerto Rican Singer-Songwriter, Model, Actress, Producer and Writer; Carmen Luna in "Devious Maids"

Alison Victoria

Interior Designer; Host of HGTV's "Kitchen Crashers"

Kevin Nealon

Former Cast Member of 'Saturday Night Live'; Co-Star on Showtime's "Weeds"

Will Allen

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

Willie Nelson

Country Music Singer-Songwriter Known for "On The Road Again" & "Always On My Mind"