Aly Raisman

Olympic Gymnast, Gold Medalist, Captain of the "Fierce Five" & the "Final Five"

Robert Ballard

Renowned Ocean Explorer & Scientist

Shonda Rhimes

Executive Producer, Screenwriter, & Author

Shonda Rhimes Reveals SHOCKING Method Behind Her Creative ...

Bert Jacobs

Co-Founder & Chief Executive Optimist of Life is Good

Tom Koulopoulos

Chairman & Founder, Delphi Group; Business Author, Visionary Leader & Authority on Changing Technology

Jeff Taylor

Founder of Monster.com & Eons.com

Polly LaBarre

Founding Member of the Fast Company Magazine, Co-Founder of the Management Lab & Co-Author of "Mavericks at Work"

Chris Herren

Former NBA Player & Speaker on Substance Abuse Disorder and Wellness

Lawrence Summers

Professor & Former President of Harvard University; Former Secretary of the Treasury, Director of the National Economic Council, & Chief Economist of the World Bank

John Cena

WWE Professional Wrestler, Bodybuilder, and Actor Known for "Trainwreck"

Vikram Mansharamani

Academic Author, Advisor, Global Trend-Watcher & Lecturer at Harvard University

Michael Treacy

Best-Selling Author, Entrepreneur & Business Adviser

Jody Adams

Two-Time James Beard Winning Chef; Owner of Trade Restaurant in Boston, MA; Author of "In the Hands of a Chef"

Tundi Agardy

Marine Conservationist & Founder of "Sound Seas," Research and Policy Project to Help Protect the Oceans and Ocean Life

Peter Senge

Senior Lecturer in Leadership and Sustainability at the MIT Sloan School of Management, Pioneer in the Field of Learning Organizations, and Author of The Fifth Discipline

Pranav Mistry

Computer Scientist & Inventor

Betsy Myers

Women’s Business & Leadership Expert; Author of "Take the Lead;" Former Senior Political Advisor

Harvey Mansfield

Political Philosopher, Author & Distinguished Professor

David Cutler

Harvard Professor of Applied Economics & Author

Kevin Colleran

Managing Director of Slow Ventures & Former Facebook Executive