Nicole Kidman

Actress, Singer & Film Producer; Known for "The Hours" & "Moulin Rouge!"

George Lopez

Stand-Up Comedian, Television Personality, Actor & Kidney Disease Spokesperson

Bobby Flay

Chef & Host of "Throwdown With Bobby Flay" and "America's Next Great Restaurant"

Chris Froome

Professional Road Racing Cyclist; 4-Time Winner of the Tour de France & 2-Time Olympic Medalist

Dwayne "The Rock" Johnson

Actor, Former WWE Wrestler & New York Times Best-Selling Author of "The Rock Says..."

Jean Smart

Film, Television & Stage Actress Known for "Frasier" & "Hacks"

Jean Smart on finding a greater purpose with age: 'I’m not taking a single day for gran...

Mehmood Khan

Vice Chairman & Chief Scientific Officer at PepsiCo

Faith Osier

Professor of Immunology; Group Leader of Malaria Vaccine Development

Tom Ford

Fashion Designer & Filmmaker

Dustin Hoffman

American Actor with a Career in Film, Television, and Theatre Since 1960

Dan Quayle

44th Vice President of the United States

Cynthia Nixon

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

Ricky Martin

Puerto Rican Grammy Award-winning Singer-songwriter, Actor and Author

Ashley Graham

Model, Entrepreneur & Body Image Activist

Alan Alda

Actor; Writer; Science Advocate; Director

Peter Thiel

Former CEO and Co-founder of PayPal; Technology Entrepreneur, Investor and Philanthropist

Jonathan Bush

Technology Entrepreneur; Co-Founder & Former CEO of athenahealth

Catherine Zeta-Jones

Award-Winning Actress; Known for "Chicago" and "Traffic"

Bryan Cranston

Actor, Author & Activist Best Known for "Breaking Bad;" Alzheimer's Advocate

Julie Andrews

Singer, Actress, Author & Humanitarian