Sophia Bush

Actress, Humanitarian & Author

Adam Savage

Industrial & Special Effects Designer, Educator & Co-Host of "MythBusters"

Ashley Judd

Actress, Activist & Humanitarian

George Takei

Actor, Social Justice Activist & Social Media Mega-Power

Amy Purdy

Former "Dancing with the Stars" Contestant & Paralympic Professional Snowboarder

Spike Lee

Academy Award-Winning Writer, Producer, Actor & Director; Best Known for "BlacKkKlansman" & "Malcolm X"

Kara Swisher

Host of Sway Podcast, Contributing Opinion Writer, New York Times & Co-Host of Pivot Podcast at New York Magazine and CNN On-Air Contributor

Burn Book: A Tech Love Story

Sophia Amoruso

International Public Speaker, Founder & CEO of Nasty Gal, Author of "#GIRLBOSS"

I Was A Stripper! A Shoplifter! Then Built A $400m Business!

Eric Ries

Entrepreneur & Author of "The Lean Startup"

The Lean Startup: How Today's Entrepreneurs Use Continuous Innovation to Create Radical...

T.J. Miller

Actor and Stand-Up Comedian, Currently Starring in HBO's 'Silicon Valley'

Viola Davis

Academy Award-Winning Actress, Producer & New York Times Best-Selling Author

Viola Davis on Speaking Up, Challenging Stereotypes

Dean Kamen

Founder of FIRST; President of DEKA Research & Development Corporation

Jimmy Wales

Founder of Wikipedia & Wikitribune

Anne-Marie Slaughter

Foreign Policy Expert, Author & CEO of New America Foundation

Joe Scarborough

Co-Host of MSNBC's "Morning Joe" & Former U.S. Congressman

Ian Somerhalder

Actor Known for "The Vampire Diaries"; Animal & Environmental Advocate; Founder of The Ian Somerhalder Foundation

Aasif Mandvi

Comedic Actor & Former Correspondent for "The Daily Show"

Bill Hader

Actor, Comedian, Writer, & Director; Known for "Saturday Night Live" & "Barry"

Seth Meyers & Bill Hader's Favorite SNL Memories & Barry Finale

Amy Cuddy

Social Psychologist, Bestselling Author & Award-Winning Harvard Lecturer

Daphne Oz

Emmy Award-winning Television Host, New York Times Bestselling Author, Chef & Entrepreneur