Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

Aly Raisman

Olympic Gymnast, Gold Medalist, Captain of the "Fierce Five" & the "Final Five"

Alyssa Milano

Actress, Author, Philanthropist & Founder of Touch by Alyssa Milano; Known for "Charmed" and "Who's the Boss"

American Authors

Indie Rock Band; Known for "Best Day Of My Life"

Anousheh Ansari

CEO of X Prize Foundation & First Female Private Space Explorer

Anthony Adams

Former Defensive Tackle for the San Francisco 49ers & Host for ABC's "The Great American Baking Show"

Ashleigh Banfield

Emmy-Award Winning Journalist & War Correspondent; Host of Popular TV Program "Disorder in the Court"

Bethany Hamilton

Professional Surfer & Shark Attack Survivor; Inspiration for the Film "Soul Surfer"

Caroline Rhea

Stand-up Comedian, Actress & Television Host

Caroline Rhea Stand-Up: Dating, Astrology and Having a Teenage Daughter

Christina Milian

Television Personality, Host, R&B Singer-Songwriter and Actress

Cody Simpson

Australian Singer, Songwriter

Curtis Strange

Professional Golfer, TV Commentator

Dan Ariely

Behavioral Economist; Professor at Duke University; Author; Founding Member of The Center for Advanced Hindsight

Daryl Hannah

Actress, Best Known for "Kill Bill" & "Splash"; Environmental Activist

David Robinson

Former NBA Center for the San Antonio Spurs & Philanthropist

Diana Nyad

World Champion Swimmer, Storyteller, Sports Journalist & Broadcaster

Diane Sawyer

Anchor, ABC World News

Emmy Rossum

Actress Known for Showtime's "Shameless" & Singer-Songwriter

Fuzzy Zoeller

Professional Golfer

George Mitchell

Global Diplomat, Peace Negotiator & Leadership Expert; Former Senate Majority Leader Who Enjoyed Bipartisan Respect