Aasif Mandvi

Comedic Actor & Former Correspondent for "The Daily Show"

Alan Alda

Actor; Writer; Science Advocate; Director

Alexa von Tobel

Founder & CEO of Learnvest.com; New York Times Bestseller Author of "Financially Fearless"

Alexis Maybank

Internet Entrepreneur, Board Director, Seed Investor & Champion of Women in Tech

Amory Lovins

Co-Founder & Chairman Emeritus of Rocky Mountain Institute

Amy Cuddy

Social Psychologist, Bestselling Author & Award-Winning Harvard Lecturer

Amy Purdy

Former "Dancing with the Stars" Contestant & Paralympic Professional Snowboarder

Andie MacDowell

Film Actress

Andrew McAfee

Co-Founder & Co-Director of Initiative on the Digital Economy; Principal Research Scientist at MIT Sloan School of Management

MIT Scientist On The Radical Mindset that Drives Extraordinary Results

Anne-Marie Slaughter

Foreign Policy Expert, Author & CEO of New America Foundation

Anthony Atala

Director, Wake Forest Institute for Regenerative Medicine

Ashley Judd

Actress, Activist & Humanitarian

Beau Lotto

Neuroscientist, Entrepreneur & Author of "Deviate"

The Neuroscience of Creativity, Perception, and Confirmation Bias

Ben Kaufman

Head of Product Labs, BuzzFeed, Founder, Quirky & Mophie

Ben Stein

Political Economist, Commentator, Author & Actor

Bill Nye

"The Science Guy"; Science Communicator, TV Presenter & Mechanical Engineer; Climate Change Activist

Bob Woodward

Legendary Pulitzer Prize-Winning Investigative Journalist; 22-Time Best-Selling Author & Associate Editor at The Washington Post

Brian Krebs

Leading Cybercrime Journalist & New York Times Bestselling Author of "Spam Nation"

Cass Sunstein

Director of the Behavioral Economics & Public Policy Program at Harvard Law School, NYT Best-Selling Author, Former Administrator of the White House Office of Information & Regulatory Affairs

Too Much Information with Cass R. Sunstein, JD

Chade Meng Tan

Chief Happiness Officer, Google; Award-winning Entrepreneur and NYC Best-Selling Author