Adam Scorgie

Independent Filmmaker Known for "The Union: The Business Behind Getting High" and the Followup "The Culture High"

Agapi Stassinopoulos

Inspirational Teacher & Best-Selling Author; Known for "Wake Up to the Joy of You: 52 Meditations and Practices for a Calmer, Happier Life"

Ailsa Chang

Host, All Things Considered, Former Co-host of "Planet Money" Podcast

Alanna Shaikh

Global Health & International Development Writer, TED Fellow, Alzheimer's Disease Advocate

Alison Kosik

CNN Business Correspondent

Andrea Pino

Women's & Civil Rights Activist; Founder of End Rape on Campus

Andrew Hoffman

Holcim (US) Professor of Sustainable Enterprise at the University of Michigan

Andrew J. Coulson

Director of Cato's Center for Educational Freedom

Angela Maria Kelley

Immigration Advisor for Open Society Foundations; Former Senior Counselor, Immigration to Department of Homeland Security Secretary

Anita Archer

Educational Consultant, Author of "Explicit Instruction: Effective and Efficient Teaching"

Anton Edmunds

Emerging markets consultant with an especially deep understanding of the Caribbean. Key areas of focus include competitiveness, tourism, Diaspora issues, trade & security and political economy.

Arati Prabhakar

Director of the White House Office of Science and Technology Policy & Assistant to the President for Science and Technology

Barry Maher

Barry Maher has appeared on the Today Show, NBC Nightly News, CNBC and on well over 800 local television and radio stations.

Bill Adair

Creator of Pulitzer Prize-Winning "PolitiFact"; Knight Professor of the Practice of Journalism & Public Policy

Bill Harlow

Best-Selling Author, Media Trainer and Crisis Communications Consultant

Bruce Magid

Former Dean of Brandeis International Business School & the Martin and Ahuva Gross Chair in Financial Markets and Institutions

Carol D'Amico

Nationally Recognized Expert on Education and Workforce Development Issues

Caroline B. Glick

American-Born Israeli Journalist, Newspaper Editor, and Writer; Deputy Managing Editor of The Jerusalem Post

Cary Broussard

Author and Business Consultant; Author of "From Cinderella to CEO"

Chad Pregracke

Founder of Living Lands & Waters, CNN's Hero of the Year for 2013, Environmental Speaker & Bestselling Author

Charles Moore

Founder of the Algalita Marine Research Foundation, Dedicated to Combat Plastic Pollution

Charles Moore - TED Talk - Seas of Plastic

Chris Edwards

Director of Tax Policy Studies at the Cato Institute

Chris Mosier

First Transgender Man to Make Team USA, Transgender Advocate, Triathlete & All-American Duathlete

Christopher C. Horner

Former Senior Fellow at the Competitive Enterprise Institute, Attorney & Climate Change Denial Activist

Christopher Harvin

Global Strategic Communications and Reputation Management Expert

Clarke D. Forsythe

Senior Counsel for Americans United for Life; Author of "Abuse of Discretion: The Inside Story of Roe v. Wade"

Connie Yowell

Senior Vice Chancellor for Educational Innovation at Northeastern University

Corby Kummer

Executive Director of Food and Society Program & Editor in Chief of Ideas: The Magazine of the Aspen Institute

Cynthia Schneider

Former U.S. Ambassador to the Netherlands

Cyril Demaria

Executive Director & Private Market Analyst at UBS