Amy Goodman

Host & Executive Producer, Democracy Now!

Esther Dyson

Executive Founder of Way to Wellville

Aubrey de Grey

Biomedical Gerontologist; Chief Science Officer of SENS Research Foundation; Researcher on Preventing Aging

Noam Chomsky

Professor of Linguistics and Philosophy at MIT & Foreign Policy Author

Nelson George

Author / Filmmaker

Robert Hormats

Vice Chairman of Kissinger Associates Inc.

Randy Cohen

Writer, Known for "The Ethicist"

Dana Gioia

Poet; Former Chairman, National Endowment of the Arts

Michael Gazzaniga

President of the Cognitive Neuroscientist Institute & Author of "Tales from Both Sides of the Brain: A Life in Neuroscience"

Tales from Both Sides of the Brain: A Life in Neuroscience

Robert Thurman

International Authority on World Religions and Spirituality

Jason Kottke

Designer of Silkscreen Typeface, Lifetime Achievement Award Blogger

Gillian Caldwell

CEO of Global Witness

Melissa Chiu

Museum Director, Asia Society

Francis Fukuyama

Global Affairs Thought-leader and Professor; Author and Global Economy Expert

Defying Authoritarianism with the Resilient Power of Democracy

Andrew Carmellini

Award-Winning Chef & Restaurateur

Gro Harlem Brundtland

Former Director-General, World Health Organization

Lee Hamilton

Member, President's Homeland Security Advisory Council; Director, Center on Congress, Indiana University

Sara Horowitz

Founder & Executive Director of Freelancers Union

Carol Gilligan

Human Condition Psychologist & Ethicist; Founder of Difference Feminism

Daniel Okrent

Journalist, Best-Selling Author & Former New York Times Public Editor