Rick Santorum

Former Member of the U.S. Senate

Charles Duhigg

Pulitzer Prize-Winning Journalist & Bestselling Author of "The Power of Habit"

Supercommunicators: How to Unlock the Secret Language of Connection

Jimmy Wales

Founder of Wikipedia & Wikitribune

John Legend

EGOT Winning Musician, Producer & Philantropist

Venus Williams

Professional Tennis Player, Four-Time Olympic Gold Medalist, Equal Pay Activist, Author & Entrepreneur

Hilary Swank

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

Marcus Samuelsson

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

Steven Levitt

Economist, NY Times Bestselling Author of "Freakonomics," "SuperFreakonomics" & "Think Like a Freak"

Ashley Judd

Actress, Activist & Humanitarian