Natalie Warne

Activist, Advocacy Educator, Engagement Strategist & TED Speaker

Dr. Jeffrey Bauer

Health Futurist, Author & Medical Economist

Lou Waters

Aging Expert, Journalist & Former CNN Media Personality; Anchor of "Coming of Age"

Where Are They Now: Lou Waters

Karen Pittman

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

Dr. Antonia Darder

Scholar, Artist, Poet, Activist & Public Intellectual

Terry Savage

Personal Finance Expert, Investment Advisor, Syndicated Columnist & Bestselling Author

Julianne Malveaux

Economist, Author & Political Commentator; President Emerita of Bennett College for Women

Lauren Potter

Actress Best Known for "Glee;" Special Needs Advocate

Jason Russell

Co-Founder of Invisible Children and Director of the Viral Documentary "Kony 2012"

Tom Black

Entrepreneur and Acclaimed Sales Trainer

LTG David Deptula

Dean of the Mitchell Institute of Aerospace Power Studies

Gail Wilensky

Economist, Healthcare Policy Reform Expert & Senior Fellow at Project Hope

Kevin Bales

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

Cynthia Lowen

Filmmaker of Bully & Poet

Jonathan Kozol

Educator & Social Justice Advocate

Anna Escobedo Cabral

Former Treasurer of the United States, Partner at The Cabral Group & Jesse Ball duPont Fund Trustee

Wendy Davis

Lawyer & Democratic Politician; Founder of Deeds Not Words

Rick Santelli

CNBC On-Air Editor

Yoruba Richen

Award-Winning Documentary Filmmaker; Known For TED Talk on the Intersection of Civil Rights & LGBT Rights

Todd Purdum

Senior writer at POLITICO and a contributing editor at Vanity Fair