Tony Plana

Actor & Director Known for "Ugly Betty;" Supporter of Comprehensive Immigration Reform; Advocate for Alzheimer's Disease

Julie Taymor

Film, Opera, & Academy Award-Nominated Theater Director

Haiyan Wang

Managing Partner of China India Institute, Renowned Expert on Global Strategy, Growth & Emerging Markets

Freeman Hrabowski

Former President of the University of Maryland, Baltimore County (UMBC); Advocate for STEM Education for African Americans

Tony Alessandra

Premier Communications Expert; Author of "The Platinum Rule;" Chairman of BrainX.com

Jane Lynch

Emmy Award-Winning Actress, Known for "Glee" and Hosting "Hollywood Game Night"

Bonin Bough

Chief Growth Officer at Triller; Former Chief Media & eCommerce Officer at Mondeléz International (formerly Kraft Foods), Host of CNBC's Cleveland Hustles & Author

Idris Elba

English Actor, Producer, Rapper and DJ; Best Known for His Roles in "The Wire" & "Luther"

Michelle Rhee

Founder of StudentsFirst & Education Reform Advocate; Former D.C. Public Schools Chancellor

Buddy Valastro

Host of "The Cake Boss" & "The Next Great Baker"

Bethany Mota

YouTube Sensation Known for her Fashion, Beauty & DIY Tips; "Dancing with the Stars" Season 19 Contestant

Jenny Slate

Actress, Comedian, Author & Creator of the "Marcel the Shell" Short Films; Known for "Parks & Recreation," "Big Mouth," & "The Secret Life of Pets"

Marlen Esparza

Professional Boxer, 2012 Olympic Bronze Medalist & World Champion

Lisa Vanderpump

Entrepreneur, TV Personality, Author & Philanthropist

Lisa Vanderpump Tells Us About Her First Times

Rachel Zoe

Celebrity Stylist, Fashion Designer, Author, Talk Show Host of "Fashionably Late With Rachel Zoe"

Kenan Thompson

Prime Time Emmy Award-Nominated Actor; "Saturday Night Live" Cast Member; Star on NBC's "Kenan"

When I Was Your Age: Life Lessons, Funny Stories & Questionable Parenting Advice from a...

Maria Bello

Actress, Activist & Vital Voices Global Ambassador

Jared Cohen

President, Jigsaw (previously Google Ideas) & Chief Advisor to Alphabet Executive Chairman (former Google CEO) Eric Schmidt

Lily Tomlin

Actress & Comedian; Star of Netflix's "Grace and Frankie"

John Cena

WWE Professional Wrestler, Bodybuilder, and Actor Known for "Trainwreck"

Olivia Munn

Television & Film Actress; Known for "Newsroom" & "X-Men: Apocalypse"

Olivia Munn on Jon Stewart | 2022 Mark Twain Prize

Bobby Flay

Chef & Host of "Throwdown With Bobby Flay" and "America's Next Great Restaurant"

Al Duncan

Motivational Speaker for At-Risk Youth; Authority on Development & Empowerment

Nikki Reed

Actress, Singer-Songwriter & Model; Founder & CEO of Eco-Sustainable Fashion Brand Bayou With Love; Autism & Environmental Advocate

Wally Amos

Founder of Famous Amos Cookies

Sugar Ray Leonard

Legendary Sports Icon, Olympic Champion and Hall of Famer, Philanthropist, Bestselling Author & Television Personality

Soraya Darabi

Renowned Digital Entrepreneur; Social Media Pioneer

Donald Trump

45th President of the United States; Businessman & TV Personality

Dr. Drew Pinsky

Physician, Addiction Medicine Specialist, TV Host, Author & Podcaster

Bob Schieffer

Former Moderator of “Face The Nation” & Chief Washington Correspondent for CBS News