Dr. Michio Kaku

World-Renowned Futurist & Theoretical Physicist

Erin Brockovich

Consumer Advocate, Author, TV Host & Environmental Activist

Robert Ballard

Renowned Ocean Explorer & Scientist

Tim Gunn

Fashion Icon, Former Co-Host & Mentor of "Project Runway"

Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

Alice Waters

Executive Chef, Founder & Owner of Chez Panisse; Sustainable Agriculture Advocate

David Suzuki

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

Glenn Close

Actress & Advocate

Alan Cumming

Emmy-Winning Actor Who Stars in "The Good Wife"

Danny Trejo

Actor, Author, Activist & Restaurateur; Recovery & Intervention Counselor for Troubled Youth

Jeff Orlowski-Yang

Award-winning Filmmaker, Photographer, Entrepreneur & Climate Change Activist

Bindi Irwin

Wildlife Conservationist & Daughter of Steve Irwin; Season 21 Contestant on "Dancing With the Stars"

Ayana Elizabeth Johnson

Marine Biologist, Conservation Strategist, Founder & CEO of Ocean Collectiv

What If We Get It Right?: Visions of Climate Futures

Sylvia Acevedo

Engineer, Rocket Scientist & Technology Leader; Inspirational Speaker; Corporate Director at Qualcomm; Former CEO of Girl Scouts USA

Alex Honnold

Professional Rock Climber & Star of the Academy-Award Winning Documentary "Free Solo"