Max Levchin

CEO, Affirm; Co-Founder of PayPal

Elizabeth Vargas

Emmy Award-Winning Journalist; Best-Selling Author; Anchor for NewsNation

J.J. Watt

Former NFL Player; Three-Time NFL Defensive Player of the Year; Studio Analyst for 'The NFL Today'

Jamie-Lynn Sigler

Actress Known for "The Sopranos" & "Big Sky" & Co-Host of "MeSsy"; Spokesperson for Eating Disorders & Multiple Sclerosis Survivor

Gladys Knight

Singer-Songwriter & Actress

Oscar Arias

Former President of Costa Rica & Nobel Laureate

Judith Light

Award Winning Actress & Activist

James McBride

New York Times Best-Selling Author & Musician

Janelle Monáe

Singer-Songwriter, Rapper, Actress & LGBTQ Advocate

Arne Duncan

Managing Partner at Emerson Collective; Former U.S. Secretary of Education

J. Cole

Hip-Hop Recording Artist & Record Producer Known for "Power Trip" and "Work Out"

Juicy J

Oscar-Award Winning Rapper, Songwriter & Record Producer; Founding Member of Three 6 Mafia

Chronicles of the Juice Man: A Memoir

Meghan McCain

Political Columnist, Author & Award-Winning Blogger

Big Boi

Grammy Award-Winning Rapper, Producer, Actor & One Half of the Hip-Hop Duo OutKast

Christina Perri

American Singer-Songwriter and Musician

Branford Marsalis

Grammy Award-Winning Jazz Musician & Passionate Music Educator

Maggie Q

TV & Film Actress, Known for Lead Role in CW's "Nikita"

Jon Pardi

Country Music Singer-Songwriter

Tegan & Sara

Canadian Pop Duo

Michael Franti

Poet, Musician & Activist