Aaron David Miller

Senior Fellow, Carnegie Endowment for International Peace

Abha Dawesar

Award-Winning Novelist, Artist, TED Speaker & Head of Institutional Marketing Strategy and Planning at Vanguard

Abigail Tarttelin

Author of "Golden Boy" and "Flick"

Abiola Abrams

Author, Self Esteem Coach & Advice Columnist

Adam Felber

Political Satirist, Author, Radio Personality, Actor, Humorist, Novelist, Television Writer and Comic Book Writer

Confessions of a Puppetmaster: A Hollywood Memoir of Ghouls, Guts, and Gonzo Filmmaking

Adele Revella

Founder & CEO of Buyer Persona Institute

Alan Axelrod

Author of History, Business and Management Books Including "Patton: A Biography"

Alan Beaulieu

International Economic Analyst & President of the Institute for Trend Research

Alan Berson

Marketing, Strategic Planning & Finance Expert; Co-author of "Leadership: Challenging High Potential Managers to Become Great Leaders"

Alan Gregerman

Humorous Authority on Strategy, Innovation and Success

Alastair Humphreys

Adventurer, Microadventurer, Blogger, Motivational Speaker; 2012 National Geographic Adventurer of the Year

Aleksandar Hemon

Author of "The Lazarus Project"

Alex Kershaw

Honorary Colonel in the 116th Infantry Regiment of the 29th Division, Bestselling Author of "The Bedford Boys" & "The Longest Winter"

Patton's Prayer: A True Story of Courage, Faith, and Victory in World War II

Alexa Clay

Writer, Culture Hacker, Innovation Strategist & Co-Author of "The Misfit Economy"

Alice McDermott

Celebrated Author, Pulitzer Prize Finalist & Former Professor For Distinguished Teaching In The Humanities at John Hopkins University

Alison Gopnik

Professor & World Leader in Children's Learning and Development

Allen Klein

The World's Only "Jollytologist;" Shows Audiences How to Find Humor in Not-So-Funny Situations; Award-Winning Speaker & Best-Selling Author

Alpana Singh

Restaurateur, Master Sommelier, TV Host & Author

Alvin Poussaint

Psychiatrist, Media Consultant & Author

Amber Madison

Sex & Relationship Therapist, Author, & Co-Founder of Diversity & Inclusion Firm, Peoplism

Are All Guys Assholes?: More Than 1,000 Guys in 10 Cities Reveal Why They're Not, Why T...

Amy Herdy

Documentary Producer, Investigative Journalist, Advocate for Ending Sexual Violence; Known for "The Hunting Ground"

Amy Lockwood

Deputy Director of Stanford's Center for Innovation in Global Health

Anais Mitchell

Singer-Songwriter, Musician & Playwright

Ancel Pratt III

Executive Director of Emgage Florida; Author of "Jewels of the Game"

Andrea Paquette

Mental Health Advocate, Founder & President of the Stigma-Free Society

Andrea Paquette

Andrew Dietz

Innovative Marketing, Client Development & Business Services Growth Expert

Andrew Gross

Thriller Author

Andrew Hoffman

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

Andrew Keen

Technology Futurist, Author, Filmmaker & Podcaster

Andrew Trees

His most recent book, Decoding Love, explores the latest scientific research on human attraction.