Simon Sinek

World-Renowned Leadership Expert & Best-Selling Author

Lisa Ling

Award-Winning Journalist & Producer for CBS News

Ben Stein

Political Economist, Commentator, Author & Actor

B.J. Novak

Actor, Writer & Comedian Known for "The Office"

Sophia Amoruso

International Public Speaker, Founder & CEO of Nasty Gal, Author of "#GIRLBOSS"

I Was A Stripper! A Shoplifter! Then Built A $400m Business!

Viola Davis

Academy Award-Winning Actress, Producer & New York Times Best-Selling Author

Viola Davis on Speaking Up, Challenging Stereotypes

Bill Hader

Actor, Comedian, Writer, & Director; Known for "Saturday Night Live" & "Barry"

Seth Meyers & Bill Hader's Favorite SNL Memories & Barry Finale

Retta

Stand-Up Comedian & Actress Known for "Parks and Recreation"

Earvin “Magic” Johnson

Basketball Hall of Famer, Entrepreneur, Philanthropist & Motivational Speaker

Gabby Douglas

First African-American to Win Olympic Gold Medal for Gymnastics; Author of New York Times Bestseller "Grace, Gold & Glory: My Leap of Faith"

Mitt Romney

Former Governor of Massachusetts, 2012 Republican Presidential Nominee and CEO

Henry Winkler

Actor, Producer, Director & Best-Selling Author; Best Known for "Happy Days"

Rob Lowe

Actor, Best-Selling Author, Podcaster & Philanthropist

William Shatner

Emmy-Award Winning Actor, Known for "Star Trek" & "Boston Legal"

Andie MacDowell

Film Actress

Hilary Swank

Academy Award-Winning Actress; Best known for her roles in 'Million Dollar Baby' and 'Boys Don't Cry'

Gary Sinise

Actor & Advocate for America's Servicemen and Women; Founder of the Gary Sinise Foundation