Henry Winkler

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

Dave Winfield

National Baseball Hall of Famer & Advisor to the Executive Director of the Major League Baseball Players Association

Venus Williams

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

Montel Williams

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

Herschel Walker

Former NFL Running Back, 1982 Heisman Trophy Winner & Mental Health Awareness Advocate

Dan Thurmon

Motivational Change Management & Transformation Speaker; Peak Performance Expert & Author of "Off Balance on Purpose"

Twyla Tharp

Choreographer & Creativity Cultivator

George Takei

Actor, Social Justice Activist & Social Media Mega-Power

Nick Swardson

Actor & Stand-Up Comedian Known for "Just Go With It," "Grandma's Boy" & "Reno 911"

Hilary Swank

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

Michael Strahan

Co-Host of "Good Morning America", "Fox NFL Sunday" Analyst, NFL Hall of Famer & Super Bowl Champion

Michael Strahan and his daughter Isabella, 19, reveal her brain cancer diagnosis in emo...

Dr. Travis Stork

Bestselling Author, Emergency Medicine Physician & TV Personality Known for "The Doctors"

Capitol Steps

Nationally Acclaimed Political Satire Troupe

Ben Stein

Political Economist, Commentator, Author & Actor

Mira Sorvino

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

Jeffrey A. Sonnenfeld

Senior Associate Dean for Executive Programs & Lester Crown Professor in the Practice of Management

Ian Somerhalder

Actor Known for "The Vampire Diaries"; Animal & Environmental Advocate; Founder of The Ian Somerhalder Foundation

Anna Deavere Smith

Award-Winning Actress, Playwright & Social Commentator

Tavis Smiley

Broadcaster, Author, Publisher, Advocate, and Philanthropist

Gary Sinise

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