Stuart Firestein

Scientist; Advocate for the Public Understanding of Science

Michel Martin

Weekend Host of "All Things Considered" & Former Host of "Tell Me More"

Kamala Harris

First Indian-American U.S. Senator; Former Attorney General of California; First Female Vice President

Michael McKinley

Expert in Management Performance

Lenore Skenazy

Host of "World's Worst Mom" on Discovery Life; President of Let Grow & Founder of the Free-Range Kids Movement

James M. Manyika

Senior Vice President at Google

Strive Masiyiwa and James Manyika | Dialogues on Technology and ...

Stephen Jay Greenblatt

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

Ana Mollinedo Mims

Reputation, Brand and Business Communications Expert & Advisor

Molly Ball

National Political Correspondent for TIME & CNN Political Analyst

Karen Pittman

Co-Founder & Former Executive Director of the Forum for Youth Investment

Lawrence Krauss

Theoretical Physicist, Author & Professor

Michael Barone

Senior Political Analyst, Washington Examiner

Nina Jablonski

Author of Skin: A Natural History; Anthropologist & Palaeobiologist

Dale Dougherty

Founder of MAKE Magazine, Creator of Maker Faire, Founder & CEO of Maker Media

David Webster

Emmy Award Winning Global Speaker/Trainer and Corporate Communication Specialist

Scott David Goyette

Scott Goyette has inspired thousands to live happier, more balanced lives. Known as the "Mindful Living Expert," Scott shares tools to enhance both your personal and professional world, challenging you to live with a more urgent sense of gratitude.

Karl A. Pillemer, Ph.D

Professor of Human Development at Cornell University; Internationally Renowned Gerontologist & Speaker on Aging-Related Issues

Michael Shermer

Founding Publisher of Skeptic Magazine, Bestselling Author & Professor

Kevin Bales

Professor of Contemporary Slavery, & Research Director of the Rights Lab at the University of Nottingham; Co-Founder of Free the Slaves

Ethan Zuckerman

Professor, MIT; Author; Director, MIT Center for Civic Media; Co-Founder, Global Voices