Carl Pope

Senior Advisor to UN Envoy for Cities and Climate; Former CEO and Chairman of the Sierra Club

Daniel Dennett

Professor of Philosophy at Tufts University

Tim O'Brien

Pulitzer Prize Winning Novelist for "The Things They Carried"

Sharon Gannon

Co-Founder, Jivamukti Yoga

Matthew Bishop

Nonresident Senior Fellow of Global Economy and Development at the Center for Sustainable Development

Lee Hamilton

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

Dana Gioia

Poet; Former Chairman, National Endowment of the Arts

Reihan Salam

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

Malia Lazu

Equity, Diversity & Inclusion Expert; CEO and Founder of The Lazu Group

From Intention to Impact: A Practical Guide to Diversity, Equity, and Inclusion (Manage...

General Wesley Clark

Retired Four-Star Army General & Former NATO Supreme Allied Commander

Mark Coeckelbergh

Belgian Philosopher of Technology; Professor of Philosophy of Media and Technology at the University of Vienna; Artificial Intelligence & Technology Ethics Expert

Lisa Randall

Award-Winning Physicist & Author

Dark Matter and the Dinosaurs: The Astounding Interconnectedness of the Universe

George Rupp

President & CEO, International Rescue Committee

Michael Walzer

Professor Emeritus, The Institute for Advanced Study

Robert Lacey

Author, "The Kingdom"

Irwin Kula

Irwin does challenge the status quo in the American spiritual landscape.

Francis Fukuyama

Global Affairs Thought-Leader, Professor, Author & Global Economy Expert

Defying Authoritarianism with the Resilient Power of Democracy

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

Rob Huebel

Actor, Comedian & Writer; Known for his Role in "Children's Hospital" and "Transparent"

Jason Kottke

Designer of Silkscreen Typeface, Lifetime Achievement Award Blogger

Joel Klein

Lawyer, Author & Former Chancellor of the New York City Department of Education

Matthew Modine

Actor / Activist

Nell Irvin Painter

Award-winning scholar and writer

Slavoj Žižek

Philosopher & International Director of the Birkbeck Institute for the Humanities

David M. Kennedy

Pulitzer Prize-Winning Historian & Donald J. McLachlan Professor of History Emeritus at Stanford University

Nicholas Lemann

Dean, Columbia Univ. School of Journalism

David Bellos

Translator

Alan Weisman

Journalist / Author

John Harbison

Composer; Institute Prof. of Music, MIT

Stephen Walt

Robert and Renee Belfer Professor of International Affairs at Harvard University

Stephen M. Walt | Realism & Balance of Threat | GREAT MINDS