Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

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"

Amy Schumer

Award-Winning Actress & Comedian; Author of "The Girl with the Lower Back Tattoo;" Feminist Advocate

Amy Schumer diagnosed with rare health disorder: ‘Something was wrong’

Bob Schieffer

Former Moderator of “Face The Nation” & Chief Washington Correspondent for CBS News

Brittany Snow

Actress, Producer, Director, Singer & Co-Founder of Love Is Louder

Caroline Rhea

Stand-up Comedian, Actress & Television Host

Dambisa Moyo

Global Economist, Author & Investor in the Future

Dan Abrams

Chief Legal Affairs Anchor at ABC News & Founder of Abrams Media

Dan Savage

Advice Columnist & Host of the "Savage Lovecast" Podcast; LGBTQ Activist

Daryl Hannah

Actress, Best Known for "Kill Bill" & "Splash"; Environmental Activist

Deepak Chopra

Co-Founder of The Chopra Center for Wellbeing

Diane Sawyer

Anchor, ABC World News

Elizabeth Banks

Actress Best Known for "The Hunger Games" Series and "Pitch Perfect"

Gina Rodriguez

Award-Winning Actress, Producer, Director, Model & Humanitarian

Greg Gutfeld

Political Satirist Known for "The Greg Gutfeld Show" & "The Five."

Jeffrey Tambor

Emmy Award-Winning Actor of "Arrested Development," "The Hangover" & "Transparent"

Jodie Sweetin

Entrepreneur, Actress, Producer & Author

John Stossel

Emmy-Award Winning Journalist

Joseph Gordon-Levitt

Founder of HitRecord & Actor Known for "Inception" & "The Dark Knight Rises"