Alison Gopnik

Professor & World Leader in Children's Learning and Development

Anna Dietrich

‎Entrepreneur; Consultant; Speaker; COO & Co-Founder of Terrafugia, Inc.

Harald Haas

Communications Technology Innovator & Chair of Mobile Communications at the University of Edinburgh

Julia Bacha

Award-Winning Documentary Filmmaker, Creative Director at Just Vision

Jae Rhim Lee

Artist and TED Fellow Jae Rhim Lee Re-Imagines the Relationships Between the Body and the World

Bunker Roy

Founder of Barefoot College

Karen Tse

Human Rights Defender & Social Entrepreneur; Founder of International Bridges of Justice

Amy Lockwood

Deputy Director of Stanford's Center for Innovation in Global Health

Jeremy Gilley

Actor, Filmmaker & Founder of the Peace One Day Non-Profit

Geoffrey West

Theoretical Physicist, Distinguished Professor & Past President of Santa Fe Institute

Lee Cronin

With his research group, Lee Cronin is investigating the emergence of complex self-organising chemical systems -- call it inorganic biology.

Daniel Wolpert

A neuroscientist and engineer, Daniel Wolpert studies how the brain controls the body.

Justin Hall-Tipping

The Energy Evangelist, Justin Hall-Tipping works on nano-energy startups -- mastering the electron to create power.

Todd Kuiken

Biomedical Engineering Manager at the Rehabilitation Institute of Chicago

Mark Pagel

Professor and Head of the Evolutionary Biology Group at the University of Reading

Richard Wilkinson

Studied the Social Effects of Income Inequality and How Social Forces Affect Health

Yves Rossy

Military-Trained Pilot & Aviation Enthusiast

Calvin Trillin

Author, Columnist, Humorist & Political Satirist

Marina Adshade

Author of "Dollars and Sex: How Economics Influences Sex and Love"

Pavan Sukhdev

President, WWF International; Environmental Economist

Virginia Postrel

Author & Columnist; Writes on The Intersection of Commerce & Culture

Lisa Witter

Partner and Chief Change Officer, Fenton

Interview Lisa Witter (English)

Kenneth Roth

Executive Director at Human Rights Watch

Jeffrey Israel

Author & Jewish Studies Professor at Williams College

Tiffany Shlain

Founder of The Webby Awards; Emmy-Nominated Filmmaker, Bestselling Author, Internet Pioneer & Futurist

Neil Giuliano

Gay Rights Activist & President and CEO of Greater Pheonix Leadership

Leslie Dodson

Reporter & Videographer Covering International Finance, Economics, and Politics

Raj Patel

Award-Winning Writer, Food Politics Activist, Filmmaker & Academic

Reihan Salam

President of the Manhattan Group for Policy Research; Former Executive Editor of National Review

Rachel Fine

Howard Stern Show / Watch Rachel on Howard Stern's "The Bonus Show"