Mark Ruffalo

Actor, Director, Producer, Screenwriter & Environmental Activist

Alex Banayan

Author & World’s Youngest Venture Capitalist

Esera Tuaolo

NFL Veteran & LGBT Role Model

Jordin Sparks

Pop and R&B Vocalist; American Idol Winner

Judge Andrew P. Napolitano

Syndicated Columnist, FOX News Analyst & Former New Jersey Superior Court Judge

Kirsten Dunst

Actress Known for "Spider-Man," "The Power of the Dog" & "Civil War"

Kirsten Dunst Breaks Down Her Career, from 'Jumanji' to 'Spider-Man'

Catt Sadler

Former E! Entertainment Reporter & Host; Equal Pay Advocate & Ending the Motherhood Penalty Activist

Dr. Bennet Omalu

First to Discover & Diagnose Chronic Brain Damage in NFL Athletes; Subject of 2015 Film "Concussion"

McKayla Maroney

Retired Gymnast, Olympic Gold Medalist

Dennis Miller

Actor, Comedian & Author

Craig Morgan

Country Music Artist, Star of "Craig Morgan: All Access Outdoors" & United States Army Veteran

Matt Walsh

American Actor, Comedian, Director and Writer Known for "Veep"

Adam Rodriguez

American Actor, Screenwriter, & Director Best Known For His Role On "CSI: Miami"

Dewey Bozella

Arthur Ashe Courage Award Winner & Boxer

Stand Tall: Fighting for My Life, Inside and Outside the Ring

Bert Kreischer

Famed Stand-Up Comedian & "Party Animal"; Said to be the Inspiration for "Van Wilder"

Chris Jericho

Professional Wrestler, Musician, Author & Podcast Host of "Talk is Jericho"

A Lion's Tale: Around the World in Spandex

Pam Oliver

Senior Correspondent & FOX NFL Reporter

Luma Mufleh

Inspirational Coach & Founder of The Fugees Soccer Team

Scott Eastwood

Model & Actor Known for "The Longest Ride"

Dana Delany

Emmy Award-winning Actress

The Underachievers

Hip Hop Duo Composed of East Coast Rappers AK and Issa Gold

Iamsu!

Rapper and Record Producer; Member of the Production Team The Invasion & Leader of the Hip Hop Group The HBK Gang

Kyle Mooney

Comedian and Actor; Former Featured Player on "Saturday Night Live"

Collins Tuohy

Subject of The Blind Side

Jennifer Widerstrom

Newest Trainer on "The Biggest Loser;" Former Star of NBC’s "American Gladiators"

Captain Bill Wichrowski

Cast Member of "Deadliest Catch"

Jonah Keri

Jonah Keri is a Canadian journalist, sportswriter and an editor. He is also a New York Times bestselling author.

Carey Hart

Retired Freestyle Motocross Racer; Appeared on A&E's "Inked"

Ron Paul

Political Speaker, Former United States Congressman & 2012 Republican Presidential Candidate

Artie Lange

Actor and Comedian; Best Known for "The Howard Stern Show" and "MADtv"