Glenn Roberts

Wheat and Rice Farmer; Owner of Anson Mills

Jesse Ziff Cool

Writer, Restaurateur & Spokesperson For Sustainable Agriculture; Chef Known For Flea Street Café

Leonardo DiCaprio

Award-Winning Actor & Environmentalist

Victoria Hale

CEO & Founder, OneWorld Health

Mark Ruffalo

Actor, Director, Producer, Screenwriter & Environmental Activist

Dr. Jo Lichten

Human Performance Expert & Author

Gabby Reece

Beach Volleyball Champion, First Female Spokeswoman for Nike, Creator of HIGHX, New York Times Best Selling Author, Model and Actress.

Carla Hall

Co-Star of "Crazy Delicious;" Host of Discovery+'s "Foodways" & the "Say Yes!" Podcast

Bakari Sellers

Author, Attorney, Political Commentator & Youngest African American Elected Official in the U.S.

The Moment

Danny Glover

Acclaimed Actor, Producer & Leading Social Activist

Alfre Woodard

Emmy Award-Winning Actress; Human Rights Activist

Ian Somerhalder

Actor Known for "The Vampire Diaries"; Animal & Environmental Advocate; Founder of The Ian Somerhalder Foundation

Dr. Ian Smith

Doctor, New York Times Bestselling Author, Medical Contributor & Host of "The Doctors"

Adam Sacks

Chef Instructor & Sports Nutritionist at Johnson & Wales University

Rachael Ray

Chef, Cookbook Author & Television Host Known for the "Rachael Ray Show"

Chad Pregracke

Founder of Living Lands & Waters, CNN's Hero of the Year for 2013, Environmental Speaker & Bestselling Author

Harley Pasternak

Diet & Fitness Expert; Best-Selling Author

Bill Nye

"The Science Guy"; Science Communicator, TV Presenter & Mechanical Engineer; Climate Change Activist

Jillian Michaels

Leading Fitness Expert, Certified Nutritionist, Renowned Life Coach & Powerful Entrepreneur

Dean Karnazes

The “Ultramarathon Man”, Ran 3,000 Miles Across the Country with Live! with Regis and Kelly’s “Run Across America” in 2011

From Corporate Job to 100-Mile Runs at 60 - Dean Karnazes

Dr. Michio Kaku

World-Renowned Futurist & Theoretical Physicist

Bob Harper

Personal Trainer & Former Host of "The Biggest Loser;" Heart Attack Survivor

Al Gore

45th Vice President of the United States, Nobel Peace Laureate & Bestselling Author

Louise Fresco

Food & Agriculture Expert, Advisor on Sustainability

Sylvia Earle

Explorer-in-Residence at National Geographic & Oceanographer; Former Chief Scientist of the NOAA

Jamais Cascio

Author, Founder of Open The Future, Co-founder of WorldChanging.com, Specialist in Emerging Technologies, Environmental Dilemmas, and Cultural Transformation

Dan Buettner

National Geographic Writer, Renowned Explorer & Author of "Blue Zones"

Joseph T. Bonanno Jr.

New York City Fire Department Veteran; Nutritionist, Trainer & Author of "The Healthy Firehouse Cookbook"

Ed Begley Jr.

Environmental Activist & Emmy Award-Nominated Actor

Rick Bayless

Award-Winning Chef, Cookbook Author, & TV Personality Known for His Authentic Mexican Cuisine