Biz Stone

Co-Founder of Twitter

Ray Kurzweil

Chairman of Kurzweil Technologies, Inventor & Futurist

Baratunde Thurston

Futurist Comedian, Writer & Cultural Critic

Baratunde Thurston Gets His Own PBS Show (Exclusive) – The ...

Demetri Martin

Comedian & Actor Known for Netflix's "The Overthinker;" Former Contributor on "The Daily Show"

Tom Colicchio

Chef & Owner of Crafted Hospitality

Priyanka Chopra Jonas

Award-Winning Actress, Producer & Humanitarian

Jenn Lim

CEO & Chief Happiness Officer at Delivering Happiness

3 Things You Need To Know: Discovering Happiness with Jenn Lim

Misty Copeland

First African American Female Principal Dancer with the American Ballet Theatre; Author

Bethenny Frankel

Entrepreneur, Reality TV Star & Bestselling Author; Founder of Skinnygirl & BStrong Disaster Relief

Whoopi Goldberg

Award-Winning Actress, Comedian & Co-Host of ABC's "The View"

John Oliver

Emmy-Winning Comedian, Best Known for "The Daily Show with Jon Stewart" & "Last Week Tonight"

Abbi Jacobson & Ilana Glazer (Broad City)

Stars of the Comedy Central Series "Broad City"

Phillip Phillips

Singer-Songwriter and Winner of Season 11 of "American Idol"

Randi Zuckerberg

CEO & Founder of Zuckerberg Media; Bestselling Author; Business Radio Show Host

James Franco

Actor and Filmmaker; Known for "Oz the Great and Powerful" and "Spider-Man"

Bill Hader

Actor, Comedian, Writer, Producer, Director, Known for "Saturday Night Live"

Adam Devine

Comedian & Actor Known for "Workaholics" & "Pitch Perfect"

Maria Menounos

CEO & Co-founder of AfterBuzz TV; Former E! News Co-Anchor; Best-selling Author, Journalist & Activist

Bill Nye

"The Science Guy"; Science Communicator, TV Presenter & Mechanical Engineer; Climate Change Activist

Chris Hardwick

Creator of Nerdist Podcast and Website, Stand up Comedian and Current Host of "The Walking Dead" after show, "Talking Dead"