David Suzuki

Environmentalist & Scientist; Co-Founder of the David Suzuki Foundation

Marv Levy

Pro Football Hall of Fame Head Coach, Four-Time AFC Champion Coach for the Buffalo Bills, Two-Time CFL Champion Coach, Selected to the NFL’s 1990s All-Decade Team

Craig Newmark

Founder of Craigslist; Internet Entrepreneur; Leader in Social Networks

Colonel Mike Mullane

Career Astronaut & Author; Member of International Space Hall of Fame

Suzy Welch

Best-Selling Author, Popular Television Commentator and Noted Business Journalist

Sergio Zyman

Marketing Visionary; Former Coca-Cola Marketer

Gary Kelly

Vice Chairman & CEO of Southwest Airlines

Garrison Wynn

Comedian & Motivational Business Expert

Bill Clinton

42nd President of the United States; Founder of the William J. Clinton Foundation

Ethan Zohn

Winner of "Survivor" Africa, 2x Cancer Survivor, Stem Cell Transplant Recipient, Social Entrepreneur, Philanthropist, Cancer Research Advocate, Former Pro Soccer Player, Sports Broadcaster & TV Personality

Brad Meltzer

Host of History Channel’s "Lost History" & "Brad Meltzer’s Decoded;" New York Times Best-Selling Author

Tim O'Reilly

Founder & CEO of O'Reilly Media

Sallie Krawcheck

Founder & CEO of Ellevest; Author of "Own It: The Power of Women at Work"

Serena Williams' post-retirement plans : NPR

Jeffrey Garten

Professor, Yale School of Management and Expert on Global Business Strategy

John P. Kotter

Leadership & Change Management Guru

Kevin O'connor

Professional Speaker, Teacher, Coach & Author for Medical and Technical Leaders

Jim McCann

President & CEO of 1-800-FLOWERS.COM

Ralph Nader

Former Presidential Candidate for the Green Party, Consumer Advocate & Independent

Ted Turner

Media Mogul & Philanthropist

Andy Cohen

TEDx and Global Speaker, NYTimes Notable Author, Award-Winning Entrepreneur & Leadership Expert