Jesse Tyler Ferguson

Actor & LGBTQ Activist; Best-Known for “Modern Family”

Raven Symone

Actress & Singer Known for "That's So Raven"

Debra Messing

Emmy Award-Winning Actress & Global Ambassador for PSI/Youth AIDS

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

Ashton Kutcher

Actor, Producer, Investor & Activist

Jane Lynch

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

Idris Elba

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

Jenny Slate

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

Charlie Rose

Anchor and Executive Editor

Nicole Richie

Fashion Designer, Author, Actress, Singer & Television Personality

Kristin Cavallari

TV Personality, Fashion Designer, Bestselling Author & Founder of the Lifestyle Brand Uncommon James

True Comfort: More Than 100 Cozy Recipes Free of Gluten and Refined Sugar: A Gluten Fre...

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

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

Nikki Reed

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

Vanessa Bayer

Actress & Comedian Known for "Saturday Night Live" and "Trainwreck"

Kathy Bates

Academy Award-Winning Actress; Cancer Survivor & Chairperson for the Lymphatic Education & Research Network