Keke Palmer

Actress & Youngest Talk Show Host in TV History

Laverne Cox

Award-Winning Transgender Actress, Producer & Equal Rights Advocate

Amandla Stenberg

Actor, Singer & Activist Known for "The Hate U Give," "The Hunger Games" & "Everything, Everything"

Mayim Bialik

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

Sheryl Lee Ralph

Actress, Broadway Singer & Producer; Known for "Abbott Elementary"

Hoda Kotb

Award-Winning Broadcast Journalist, Television Personality, Author & Co-Anchor of NBC News' TODAY

Sarah Michelle Gellar

Television & Film Actress, Co-Founder of Foodstirs

Marlo Thomas

Emmy Award-Winning Actress, Social Activist & Presidential Medal of Freedom Recipient

Rosie Perez

Actress, Choreographer, Activist & Former Co-Host of "The View"

Laila Ali

Undefeated Four-Time World Champion Boxer & Lifestyle Expert; Heart Disease Awareness Advocate

Jason Alexander

Actor, Writer & Director; Best Known for His Work on "Seinfeld"

Richard Thaler

Professor of Behavioral Science and Economics at the University of Chicago; Author of "Misbehaving: The Making of Behavioral Economics"

Richard Thaler: 'We Are Incapable of Learning From the Past ...

Elizabeth Banks

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

Susan Sarandon

Academy-Winning Actress & Activist

Jane Lynch

Emmy Award-Winning Actress, Known for "Glee" and Hosting "Hollywood Game Night"

Christy Turlington Burns

Model & Founder of Every Mother Counts; Anti-Smoking Activist

Lily Tomlin

Actress & Comedian; Star of Netflix's "Grace and Frankie"

Jessica Alba

Actress; Entrepreneur; Founder & CEO of The Honest Company

Demi Lovato

Grammy Nominated Singer-Songwriter, Musician, Philanthropist & Mental Health Advocate

Arnold Schwarzenegger

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