Darrell Hammond

Comedian, Actor & Second Longest Running Cast Member of SNL

Bob Harper

Personal Trainer & Former Host of "The Biggest Loser;" Heart Attack Survivor

Maintaining A Healthy Body & Mind | Bob Harper Q&A

Frans Johansson

Innovation Expert & Author of "The Medici Effect"

Joy Bauer

Nutrition and Health Expert on NBC's "Today Show" & Founder of Nourish Snacks

Chelsea Clinton

Vice Chair of the Clinton Foundation & Author of "She Persisted" Series

Chelsea Clinton on the Fight for Reproductive Health

Cory Booker

U.S. Senator from New Jersey; Author of "United" & Former Democratic Presidential Candidate

Steve Forbes

Chairman & Editor-in-Chief of Forbes Media

Flat Tax Revolution: Using a Postcard to Abolish the IRS

Jonathan Haidt

Professor of Ethical Leadership at New York University, Stern School of Business; Author of NYT Bestseller "The Righteous Mind"

The Anxious Generation: How the Great Rewiring of Childhood Is Causing an Epidemic of M...

Lidia Bastianich

Celebrity Chef, Author, Host of "Lidia's Kitchen"

Rachel Maddow

Host of "The Rachel Maddow Show" on MSNBC

William Easterly

Professor of Economics at New York University; Co-Director, Development Research Institute

Bruce Bueno de Mesquita

Political Scientist, Professor at New York University & Senior Fellow at Stanford University's Hoover Institution

Peter Orszag

Economist, Vice Chairman of Corporate and Investment Banking at Citigroup, Inc. & Former Director of the Office of Management and Budget in the Obama Administration

Laurie Garrett

One of America's Premier Authorities on Healthcare and Disease Prevention

Jonathan Safran Foer

Bestselling Author of "Everything Is Illuminated" and "Extremely Loud and Incredibly Close"

Edie Falco

Actress, Known for "The Sopranos" & "Nurse Jackie"

Ari Fleischer

Former White House Press Secretary

Dan Senor

Geopolitical, Foreign Relations & Middle East Expert; Bestselling Author of "Start-Up Nation" and "The Genius of Israel"

The Genius of Israel: What One Small Nation Can Teach the World

Mark Bertolini

Former Chairman and CEO, Aetna, Inc., Director of Verizon Communications Inc. and Massachusetts Mutual Life Insurance Company

Kevin Warsh

Shepard Family Distinguished Visiting Fellow in Economics at Stanford University's Hoover Institution; Former Member of the Federal Reserve Board of Governors

This contradiction in central banking must be fixed: Kevin Warsh