Joy-Ann Reid

MSNBC Correspondent, Political Author & Host of "The ReidOut"

Medgar and Myrlie: Medgar Evers and the Love Story that Awakened America

Bakari Sellers

Author, Attorney, Political Commentator & Youngest African American Elected Official in the U.S.

Juan Williams

New York Times Best-Selling Author, Fox News Political Analyst, Co-Host of "The Five" & Award-Winning Columnist

Nicholas Burns

Professor of the Practice of Diplomacy & International Politics, Harvard Kennedy School

Ralph Nader

Consumer Advocate, Lawyer & Author; Former Independent Presidential Candidate

Fred D. Gray

Veteran Civil Rights Attorney; Represented Rosa Parks & Dr. Martin Luther King, Jr.

Mikko Hypponen

Computer Security Expert; Chief Research Officer at WithSecure & Principal Research Advisor at F-Secure

If It's Smart, It's Vulnerable

Frank Wu

President of Queens College, City University of New York; Author of "Yellow: Race in America Beyond Black and White"

Brad Meltzer

Host of History Channel’s "Lost History" & "Brad Meltzer’s Decoded;" New York Times Best-Selling Author

Rebecca MacKinnon

Founding Director of Ranking Digital Rights

Lynsey Addario

American Photojournalist; Contributor for National Geographic & Time Magazine

Shirin Ebadi

Nobel Peace Prize-Winning Iranian Activist & Lawyer

Anna Dietrich

‎Entrepreneur; Consultant; Speaker; COO & Co-Founder of Terrafugia, Inc.

Francine Ward

Attorney, Professional Speaker, & Author

Nadine Strossen

Professor of Law; President, American Civil Liberties Union (1991-2008)

Marshawn Evans

Performance Strategist & Author

George P. Bush

Politician & Land Commissioner of Texas

John Nance

New York Times Best-Selling Author

Beth Simone Noveck

Founder & Director of The Governance Lab; Professor & Author of "Solving Public Problems"

Jeffrey Toobin

Former CNN Senior Analyst & Best-Selling Author

Cheryl Brown Henderson

Founding President of the Brown Foundation for Educational Equity, Excellence & Research

Ben Goldacre

Physician; Best-Selling Academic & Science Writer

Ben Shapiro

Conservative Political Commentator & Radio Talk Show Host

Patricia Russell McCloud

Leading Business Motivator

Linda Hirshman

Supreme Court Lawyer, Renowned Expert on Social Change in America & Author

Alex Steffen

Author of "Carbon Zero: Imagining Cities That Can Save the Planet"

Maude Barlow

Activist, Author & Former UN Senior Advisor on Water

James Barisic

Disruptive thinker, lecturer, social technologist and political campaigner

Justin Hall-Tipping

The Energy Evangelist, Justin Hall-Tipping works on nano-energy startups -- mastering the electron to create power.

Nancy Hogshead-Makar

CEO at Champion Women; Legal Advocate for Girls & Women in Sports; Three Time Olympic Gold Medalist