Sam Harris

Neuroscientist, Philosopher & Bestselling Author

Calvin Trillin

Author, Columnist, Humorist & Political Satirist

Lidia Bastianich

Celebrity Chef, Author, Host of "Lidia's Kitchen"

Porochista Khakpour

Author of "The Last Illusion"

Gay Talese

Author

Siri Hustvedt

Novelist

Stephen Jay Greenblatt

Cogan University Professor of the Humanities at Harvard University & Pulitzer Prize-Winning Author

Robert Greene

New York Times Bestselling Author of "The 48 Laws of Power," "The Art of Seduction," "The 33 Strategies of War," and "The 50th Law"

Professor Richard Dawkins

Evolutionary Biologist & Best-Selling Author

Richard Dawkins & Lawrence Krauss ...

Gloria Steinem

Feminist Writer, Activist & Organizer; Co-Founder of New York Magazine & Ms. Magazine

Anna Deavere Smith

Award-Winning Actress, Playwright & Social Commentator

Dana Gioia

Poet; Former Chairman, National Endowment of the Arts

Sir Richard Branson

Businessman & Founder of Virgin Group

Alain de Botton

Swiss Writer, Philosopher & Television Presenter

Dan Ariely

Behavioral Economist; Professor at Duke University; Author; Founding Member of The Center for Advanced Hindsight

Sharon Gannon

Co-Founder, Jivamukti Yoga

Rob Riemen

Founder, Nexus Institute

Dr. Sarah Schlesinger

Associate Professor, The Rockefeller University

An Phung

Multimedia Journalist

Jeffrey Israel

Author & Jewish Studies Professor at Williams College

Slavoj Žižek

Philosopher & International Director of the Birkbeck Institute for the Humanities

Rasika Welankiwar

Writer

Scott Schuman "The Sartorialist"

Founder, The Sartorialist

Jason Kottke

Designer of Silkscreen Typeface, Lifetime Achievement Award Blogger

Francis Tapon

Author, Harvard MBA, and World Traveler

D. Quinn Mills

Consultant; Professor Emeritus, Harvard Business School

Spencer Wells

Geneticist, Anthropologist, Author, Entrepreneur, Adjunct professor at the University of Texas at Austin

Tiffany Shlain

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

Tim O'Brien

Pulitzer Prize Winning Novelist for "The Things They Carried"

Jimmy Wales

Founder of Wikipedia & Wikitribune