Mayim Bialik

Neuroscientist, Mental Health Advocate & Actress Known for "The Big Bang Theory"

Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

Dambisa Moyo

Global Economist, Author & Investor in the Future

Ice-T

Rapper, Record Producer & Actor Known for "Law & Order: SVU"

Deepak Chopra

Co-Founder of The Chopra Center for Wellbeing

Jillian Michaels

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

Dr. Ian Smith

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

Cynthia Nixon

Actress Known for her Role as Miranda Hobbes on HBO's "Sex and the City"; Former Candidate for Governor of New York

Dan Abrams

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

Judge Greg Mathis

Civil Rights Activist, Television Personality

Linda Armstrong Kelly

Single Mother of Lance Armstrong; Philanthropist & Advocate for Children

Jodie Sweetin

Entrepreneur, Actress, Producer & Author

Dan Savage

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

Bill Maher

Political Satirist & Host of HBO's "Real Time"

Kevin Powell

Writer, Humanitarian, President of BK Nation

Michael J. Fox

Actor, Author and Advocate; Founder, The Michael J. Fox Foundation for Parkinson’s Research

Michael J. Fox on latest Parkinson's research and how he's ...

Leslie Sanchez

Media Entrepreneur, Author & Political Analyst for CBS News

Face the Nation - Anthony Salvanto, Leslie Sanchez, Amy Walter

Vicki Lawrence

Actress, Comedian & Women's Activist; Best Known for her Characters on "The Carol Burnett Show"

Peter Salgo

Healthcare Futurist, Emmy Award-Winning Health & Science Correspondent & Author of "The Heart of the Matter"

Brad Stine

Clean & Conservative Comedian Dubbed "God's Comic" By The New Yorker