George Takei

Actor, Social Justice Activist & Social Media Mega-Power

Hilary Swank

Academy Award-Winning Actress; Best known for her roles in 'Million Dollar Baby' and 'Boys Don't Cry'

Gary Sinise

Actor & Advocate for America's Servicemen and Women; Founder of the Gary Sinise Foundation

Vince Gilligan

Creator, "Breaking Bad" & "Better Call Saul"

Henry Winkler

Actor, Producer, Director & Best-Selling Author; Best Known for "Happy Days"

Jonathan and Drew Scott (The Property Brothers)

Hosts of HGTV's "Property Brothers"

Ichak Adizes

Corporate Performance Expert & Authority on Managing Change

Rob Lowe

Actor, Best-Selling Author, Podcaster & Philanthropist

B.J. Novak

Actor, Writer & Comedian Known for "The Office"

Gabby Douglas

First African-American to Win Olympic Gold Medal for Gymnastics; Author of New York Times Bestseller "Grace, Gold & Glory: My Leap of Faith"

Kal Penn

Actor, Writer, Producer & Former Associate Director of the White House Office of Public Engagement

T.J. Miller

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

Sophia Bush

Actress, Humanitarian & Author

Simon Sinek

World-Renowned Leadership Expert & Best-Selling Author

Nick Offerman

Actor, Writer & Carpenter; Best Known for "Parks and Recreation"

Jenji Kohan

Creator, "Orange is the New Black"

Rob Riggle

Actor, Comedian, Writer, Producer, Director & Former U.S. Marine

Mira Sorvino

Academy Award-Winning Actress & United Nations Goodwill Ambassador on Human Trafficking

Bill Nye

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

Viola Davis

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

Viola Davis on Speaking Up, Challenging Stereotypes