Sam Harris

Neuroscientist, Philosopher & Bestselling Author

Imagine Dragons

American Alternative Rock Band Known for "On Top of the World, "Demons" & "Radioactive"

Miranda Cosgrove

Actress Known for "Drake & Josh," "School of Rock" & "iCarly"

One Republic

American Pop Rock Band

Anastacia

Vocalist, Entertainer, Musician & Breast Cancer Survivor

Sharon Stone

Award-Winning Actress, Producer, Activist & Humanitarian

Paul McCartney

Former Member of The Beatles; One of the Most Successful Composers & Performers of All Time

Tom Hardy

English Actor Known for "This Means War," "The Dark Knight Rises," "Inception." & "Mad Max"

Jackson Browne

American Singer-Songwriter and Musician

Charles G. Koch

CEO of Koch Industries

Pierre Lassonde

Chairman of Franco-Nevada; Expert in Mining and Natural Resources

N. Gregory Mankiw

Professor of Economics at Harvard University.

Josh Bersin

Global Research Analyst, Principal & Founder at Bersin by Deloitte

Geoff Smart

CEO & Chairman of ghSMART; Bestselling Author of "Power Score"

Tom Selleck

Award-Winning Actor Known for "Magnum P.I." & "Blue Bloods"; Author of "You Never Know: A Memoir"

Tom Selleck Admits He Was Fired After One Episode of Charlie's Angels

Pat Riley

Miami Heat President & Hall of Fame Inductee

John Leguizamo

Tony and Emmy Award-Winning Colombian Actor & Comedian on Broadway, Television, and Film

Shailene Woodley

Actress & Environmental Activist

James Park

CEO & Co-founder of Fitbit

Kim Ng

Former General Manager of the Miami Marlins; MLB's First Female GM; Former VP of Baseball Operations for Major League Baseball