Jeffrey Toobin

Former CNN Senior Analyst & Best-Selling Author

Michelle Gielan

Former National CBS News Anchor Turned Positive Psychology Researcher; Bestselling Author of "Broadcasting Happiness"

John Amaechi

Organizational Psychologist, Leadership Transformation Expert & Former NBA Player

Gijs van Wulfen

Founder of the FORTH Innovation Method

Lisa Witter

Partner and Chief Change Officer, Fenton

Interview Lisa Witter (English)

Adam Nash

VP of Product & Growth for Dropbox, Lecturer at Stanford University

Jerry Porras

The Lane Professor of Organizational Behavior and Change, Emeritus; Consultant on Organizational Change

Tal Ben-Shahar

Best-Selling Author & Positive Psychology Expert

Timothy Patrick McCarthy

Award-Winning Scholar, Educator & Human Rights Activist; Faculty Member at Harvard University's Graduate School of Education and John F. Kennedy School of Government

Reckoning with History: Unfinished Stories of American Freedom

Jesse Schell

Game Designer, CEO of Schell Games & Author of "The Art of Game Design"

Danica McKellar

Mathematician, Writer, Actress, Author & Producer

Tonya Pinkins

Actress

David Nico

Author, Health Strategist & Leadership Well-Being Expert

Nico sample clip

Catherine Mohr

Vice President of Strategy at Intuitive Surgical & President of the Intuitive Foundation; Medical Tech Start-Up Advisor

Will Allen

Pioneer in the Urban Farming Movement, Author & Founder of Growing Power

Peter Rojas

Co-founder of Gizmodo and of Engadget

Ingrid Newkirk

President, PETA

Ben Goldacre

Physician; Best-Selling Academic & Science Writer

Paul Rieckhoff

Founder and Executive Director of Iraq and Afghanistan Veterans of America (IAVA); Author, "Chasing Ghosts: Failures and Facades in Iraq"

Andrew Sullivan

Writer-at-large at New York; Former Editor-in-Chief of The New Republic Magazine & Political Blogger