Michael Rogers

MSNBC's 'The Practical Futurist' & Technology Expert

Gloria Gaynor

Grammy Award-Winning Disco Singer Known for "I Will Survive"; Speaker on Domestic Violence

Hugh Evans

Humanitarian; Founder & CEO of Global Poverty Project

Lara Spencer

Co-host on "Good Morning America"

Devon Harris

Member of First Jamaican Bobsled Team; Featured in Hit Disney Movie, "Cool Runnings"

Ira Flatow

NPR Science Correspondent, Host of "Science Friday;" Science Media Expert

Eric Metaxas

NYT Best-Selling Author & Host of the "Eric Metaxas Radio Show"

Catherine Crier

Acclaimed Author, Former Judge, Award-Winning Journalist & Television Broadcaster

Dr. Marc Lamont Hill

Presidential Professor at CUNY Graduate Center, BET News Correspondent, Human Rights Activist & Author

Bruce Tulgan

Founder of Rainmaker Thinking; Best-Selling Author & Leading Expert on Youth in the Workplace

Jose Garces

Iron Chef, Food Network Personality & Founder of Garces Group

A.J. Jacobs

Best-Selling Author & "Human Guinea Pig"

The Year of Living Constitutionally: One Man's Humble Quest to Follow the Constitution'...

David Rosengarten

Chef & TV Personality; Author of Award-winning Cookbook "It's All American Food"

Maureen Dowd

Pulitzer Prize-Winning Columnist for The New York Times; Bestselling Author

Kurt Andersen

Host of "Studio 360 from PRI and WNYC" & Author

Shannon Fitzgerald

MTV Executive & Author, "The Accidental Executive: From Runaway to Running the Show"

Richard Laermer

Founder & CEO of RLM Public Relations; Author of the Trendspotting Books

Tamara Tunie

Film, stage and television actress, director and producer. She is best known for her portrayal of medical examiner Melinda Warner on the NBC police drama Law & Order: Special Victims Unit.

Pattie Sellers

Chair of Fortune's Most Powerful Women & Award-Winning Multimedia Journalist; Co-Founder & CEO at SellersEaston Media

Adam Braun

New York Times & Wall Street Journal Bestselling Author, The Promise of a Pencil Founder, CEO of Climate ClubFounder & Chair of Pencils of Promise