Jay Manuel

Former Judge on "America's Next Top Model", Host of Canada's "America's Next Top Model"

Erica Ariel Fox

Lecturer at Harvard Law School, Leadership Advisor & New York Times Best-Selling Author of "Winning from Within"

Tim Westergren

Former Chief Strategy Officer and Founder, Pandora Media Inc.

Al Madrigal

Comedian and Correspondent on "The Daily Show"

Margaret A. Hamburg

Foreign Secretary, National Academy of Medicine; Former Commissioner, US FDA

Terdema Ussery

President of Global Sports for Under Armour; Former President & CEO of the Dallas Mavericks; President, Dallas Mavericks Foundation

Kevin Powell

Writer, Humanitarian, President of BK Nation

Peter Sandman

Creator of the "Hazard + Outrage"; Leading Expert in Risk Communication

Shaun Alexander

Former NFL Running Back; 2005 NFL MVP

Monica Crowley

Assistant Secretary of the Treasury for Public Affairs; Former Political & Foreign Affairs Analyst for Fox News

Monica Crowley: Reflections on President Nixon

Andy Serwer

Managing Editor, Fortune Magazine

Morgan Webb

Journalist & Personality in the Video Gaming Industry

Lauren Bush

Founder & CEO of FEED Projects; Model & Fashion Designer; Granddaughter of Former President George H. W. Bush

Tony Plana

Actor & Director Known for "Ugly Betty;" Supporter of Comprehensive Immigration Reform; Advocate for Alzheimer's Disease

Damon Wayans Jr.

Actor, Known for his Roles in "Happy Endings" and "New Girl"

Sarah Lacy

Technology Journalist; Founder & CEO of PandoMedia and Chairman Mom

Lisa Niemi Swayze

Writer, Director, Producer, Activist & Author

Barbara Ehrenreich

Political Activist & Author of "Nickel and Dimed" and "Living with a Wild God"

Beth Stern

Television Personality, Actress, Model and Wife of Howard Stern

Lesley Visser

First Female NFL Analyst to Appear on TV

Jermaine Fowler

Stand-Up Comedian & Actor; Known for "Superior Donuts"

Matthew Quick

Bestselling Author Known For "The Silver Linings Playbook"

Claire Diaz-Ortiz

Author, Speaker, Advisor to Startups & Social Enterprises; Former Leader of Social Innovation at Twitter

Sahar Hashemi

Entrepreneur & Founder of Coffee Republic and Skinny Candy

Matthew Bishop

Nonresident Senior Fellow of Global Economy and Development at the Center for Sustainable Development

Allison Janney

Academy Award-Winning Actress

Robin Meade

Host of HLN's Morning Express, Singer-Songwriter, New York Times Best-Selling Author

David Cutler

Harvard Professor of Applied Economics & Author

Richard Greene

Communication Strategist & Public Speaking Trainer

Jackie Warner

Celebrity Trainer & Television Personality