Kal Penn

Actor, Writer, Producer & Former Associate Director of the White House Office of Public Engagement

Kevin O'Leary

Founder of O'Leary Financial Group; Venture Capitalist & Financial Expert Known for "Shark Tank"

Lisa Leslie

WNBA Champion, Olympic Gold Medalist & Author of "Don't Let the Lipstick Fool You;" Coach of Ice-Cube's BIG3 Basketball League

Lisa Ling

Award-Winning Journalist & Producer for CBS News

Liz Wiseman

President of The Wiseman Group & Best-Selling Author of "Multipliers"

Mahzarin R. Banaji

Psychologist at Harvard University Known for Popularizing the Concept of Implicit Bias

Marcus Samuelsson

James Beard Award-Winning Chef & Owner of the Red Rooster Restaurant

Mira Sorvino

Academy Award-Winning Actress & United Nations Goodwill Ambassador on Human Trafficking

Mitt Romney

Former Governor of Massachusetts, 2012 Republican Presidential Nominee and CEO

Monica Lewinsky

Producer, Social Activist, Contributing Editor to Vanity Fair, Expert on Cyberbullying, Women's Issues & Reinvention

Monica Lewinsky Suits Up for Reformation's New Power Voting Campaign

Montel Williams

Emmy Award-Winning Talk Show Host; Multiple Sclerosis Survivor; Health Equity & Veteran Advocate

Nancy Snyderman, MD

Retired Surgeon & Award-Winning Medical Journalist

Natasha Lyonne

Emmy Nominated Actress; Known for "American Pie," "Orange Is the New Black" & "Russian Doll"

Nia Long

NAACP Image Award-Winning Television & Film Actress, Philanthropist

Nikki Glaser

Stand-Up Comedian & Podcast Host; Known for "Last Comic Standing" and "Inside Amy Schumer"

Patrick Kennedy

Former Congressman (D-RI); Founder of The Kennedy Forum; Co-Founder of One Mind

Profiles in Mental Health Courage

Professor Richard Dawkins

Evolutionary Biologist & Best-Selling Author

Richard Dawkins & Lawrence Krauss ...

Ray Kurzweil

Chairman of Kurzweil Technologies, Inventor & Futurist; Author of "How to Create a Mind"

Ree Drummond

Host of "The Pioneer Woman" on the Food Network

Reshma Saujani

Lawyer, Politician, Founder of Girls Who Code & Marshall Plan for Moms