Jeff Orlowski-Yang

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

Don Cheadle

Actor, Activist & Author; Known for "Iron Man 2" & "Hotel Rwanda"

Mark Ruffalo

Actor, Director, Producer, Screenwriter & Environmental Activist

Alicia Silverstone

Actress & Animal Rights Activist

Alyssa Milano

Actress, Author, Philanthropist & Founder of Touch by Alyssa Milano; Known for "Charmed" and "Who's the Boss"

Arnold Schwarzenegger

Actor, Producer, Director, Writer; California’s 38th Governor; Host of "Celebrity Apprentice"

Cobie Smulders

Actress Known for "How I Met Your Mother" & "The Avengers"

Billy Eichner & Cobie Smulders Answer the Web's Most Searched Questions

Matt Petersen

President and CEO, Los Angeles Cleantech Incubator

Governor George Pataki

Former Governor of the State of New York