Judy Collins

Legendary Folk Singer & Activist

Pat Buchanan

Editor, The American Conservative & Panelist on "The McLaughlin Group"

Spencer Wells

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

Raj Patel

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

Noam Chomsky

Professor of Linguistics and Philosophy at MIT & Foreign Policy Author

Jacques Pépin

Master French Chef; Food Columnist; Cookbook Author Educator

Lynn Sherr

Award-winning Broadcaster & Best-selling Author; Correspondent 20/20

Peter Gleick

Co-founder & President of the Pacific Institute for Studies in Development, Environment & Security

The Three Ages of Water

Tiffany Shlain

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

Norman Ornstein

Bestselling Author, Political Analyst & Resident Scholar at the American Enterprise Institute

Larry Burns

Former VP of Research and Development at General Motors

Bernard Baumohl

Chief Global Economist of The Economic Outlook Group, Geopolitical Outlook Forecaster & Bestselling Author of "The Secrets of Economic Indicators"

Christine Dumas

Consumer Health & Lifestyle Reporter; Strategic Healthcare Policy Advisor; Author

Lawrence O'Donnell

Political Analyst, Author & Host of "The Last Word with Lawrence O'Donnell"

William "Gus" Pagonis

Logistics, Management & Leadership Expert

Sahar Hashemi

Entrepreneur & Founder of Coffee Republic and Skinny Candy

Ellen Goodman

Pulitzer Prize-Winning Columnist, Author, Speaker & Commentator

Dean Karlan

Behavioral Economist, Social Entrepreneur & Author

Pat Mitchell

Editorial Director & Host of TEDWomen; Co-Chair of the Women's Media Center; Former President of CNN Productions & PBS

Jurnee Smollett

Actress & Singer