John Cho

Actor Known for "Harold & Kumar" Series & "Star Trek" Reboot Series

Troublemaker

Jessica Alba

Actress; Entrepreneur; Founder & CEO of The Honest Company

Ashton Kutcher

Actor, Producer, Investor & Activist

Ashton Kutcher Reveals Battle with Rare Autoimmune Disease

Bert Jacobs

Co-Founder & Chief Executive Optimist of Life is Good

Sheryl Lee Ralph

Actress, Singer & Producer

Robert Herjavec

Acclaimed Venture Capitalist & Bestselling Author; Shark on ABC's "Shark Tank"

Susan Cain

Bestselling Author; Lecturer; Expert on Culture & The Power of Introverts

Rachel Botsman

Trust Expert, Lecturer at Oxford University & Author of "Who Can You Trust?"

will.i.am

Multi-Faceted Entertainer & Creative Innovator; Education Advocate

Scott Harrison

Founder & CEO of Charity: Water

Scott Harrison: The Story of Charity : Water

Gabrielle Bernstein

Founder of HerFuture.com & New-York Times Best-Selling Author

Nassim Nicholas Taleb

Distinguished Professor of Risk Engineering & Co-Director of the Research Centre for Risk Engineering at the Polytechnic Institute of New York University

Andy Grammer

Platinum-Selling Singer-Songwriter Known for "Honey, I'm Good" & "Fine By Me"

Colin Jost

Head Writer for “Saturday Night Live,” Comedian & Actor

Demi Lovato

Grammy Nominated Singer-Songwriter, Musician, Philanthropist & Mental Health Advocate

Jeremy Lin

Professional Basketball Player for Beijing Ducks of the Chinese Basketball Association

Bruno Mars

Grammy Award-winning Singer-Songwriter & Record Producer

Dambisa Moyo

Global Economist, Author & Investor in the Future

Tim Ferriss

Angel Investor & Author of "The 4-Hour Workweek"

Peter Bregman

Founder of Bregman Partners, Author & Leadership Columnist, "Harvard Business Review"