Michael Ian Black

Comedian, Actor, Writer, Director & Author of "A Better Man”

Zach Braff

Award-Winning Actor & Filmmaker Known for "Scrubs"

Zach Braff talks ‘A Good Person,’ Florence Pugh, 'Scrubs' reboot

Monica Lewinsky

Producer, Social Activist, Contributing Editor to Vanity Fair, Expert on Cyberbullying, Women's Issues & Reinvention

Monica Lewinsky Suits Up for Reformation's New Power Voting Campaign

Jessica Seinfeld

Founder & President of GOOD+ Foundation; Author of Three New York Times Bestselling Cookbooks

Andrea Mitchell

Host of MSNBC’s "Andrea Mitchell Reports" & Chief Foreign Affairs Correspondent for NBC News

Andrea Mitchell - Celebrating 15 years of "Andrea Mitchell Reports"

Joy Bauer

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

Ed Rendell

Former Governor of Pennsylvania; NBC News Political Analyst & Author

Robert Reich

Economic Analyst, CNBC Contributor, Professor, Author, Advisor to Presidents & Former Secretary of Labor

Michael Oren

Israel's Ambassador to the U.S. From 2009-2013 and Author of New York Times Best Seller "Ally"

Steven Levitt

Economist, NY Times Bestselling Author of "Freakonomics," "SuperFreakonomics" & "Think Like a Freak"

Jon Stewart

Talk Show Host, Comedian & Producer

Jon Stewart will return to ‘The Daily Show’ as host — just on Mondays

Alicia Silverstone

Actress & Animal Rights Activist

Melissa Rivers

Actress, Television Host & Producer, Equestrienne, and Philanthropist; Daughter of Late Comedian Joan Rivers

Susan Stamberg

Nationally Renowned Broadcast Journalist & NPR Special Correspondent

Jason Alexander

Actor, Writer & Director; Best Known for His Work on "Seinfeld"

Paul Reiser

Actor, Writer & Stand-Up Comedian Known for Portraying Paul Buchman in "Mad About You"

Henry Winkler

Actor, Producer, Director & Best-Selling Author; Best Known for "Happy Days"

Helen Hunt

Academy & Emmy Award-Winning Actress Known for Her Roles in "As Good as It Gets" and "Mad About You"

Spike Mendelsohn

Chef, Restaurateur & Food Equity Activist

Suze Orman

Expert Financial Advisor, Former Host of "The Suze Orman Show" & Best-Selling Author

Suze Orman - Yahoo Finance