Jason Silva

Emmy-nominated TV Personality; Futurist; Host of National Geographic Channel’s “Brain Games”

Nastia Liukin

Olympic Gold Medal Gymnast

Mayim Bialik

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

Lisa Oz

Best-Selling Author, Producer, Host & Entrepreneur

Common

Award-Winning Artist, Actor, Producer, Musician & Writer

And Then We Rise: A Guide to Loving and Taking Care of Self

Sean Astin

Actor, Director, Voice Artist & Producer Known For "Lord of the Rings"

Stephen A. Smith

Sports Journalist, Analyst & Talk Show Host Known for "First Take"

Laila Ali

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

Judge Greg Mathis

Civil Rights Activist, Television Personality

Wil Wheaton

Actor, Author & Blogger; Known for "Star Trek: The Next Generation" & "The Big Bang Theory"

Robert Ballard

Renowned Ocean Explorer & Scientist

Joe Torre

Chief Baseball Officer for Major League Baseball; National Baseball Hall of Famer, 4-Time World Series Champion & 9-Time MLB All-Star

Phylicia Rashad

Actress, Dean of Fine Arts at Howard University, Advocate for Children, Women's Issues & Fine Arts

Richard Simmons

Fitness Instructor, Actor, Video Producer Known for "Sweatin' to the Oldies" Aerobics Videos

Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

Jason Alexander

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

Candace Cameron Bure

Women & Youth Speaker Best Known for Her Role on "Full House" & "Fuller House"; Former Co-Star on "The View"

Suze Orman

Expert Financial Advisor, Former Host of "The Suze Orman Show" & Best-Selling Author

Suze Orman - Yahoo Finance

Alice Waters

Executive Chef, Founder & Owner of Chez Panisse; Sustainable Agriculture Advocate

Robert Herjavec

Executive Producer & Star of ABC’s "Shark Tank;" CEO of Cyderes