Daniel Wolpert

A neuroscientist and engineer, Daniel Wolpert studies how the brain controls the body.

Charles Hazlewood

Award-winning conductor and musical revolutionary; Speaker, and Artistic Director of Paraorchestra

Taraneh Salke

Filmmaker & Founder, Family Health Alliance.

Stephen Breyer

Former Associate Justice of the Supreme Court of the United States

A look at Justice Stephen Breyer's career and opinions on the bench

Katie Telford

Chief of Staff to the Prime Minister of Canada

Cesar Gaviria

Former President of Colombia

Javier Solana

Former Secretary General of NATO; High Representative for the Common Foreign & Security Policy of the EU Until 2009

Sharon Squassoni

Director and Senior Fellow, Proliferation Prevention Program

Yalda Hakim

Presenter Of The BBC World News’s "Impact"

Markus Fischer

Markus Fischer led the team at Festo that developed the first ultralight artificial bird capable of flying like a real bird.

Marie Harf

Co-Host on Fox News' "Benson and Harf"

Jonathan Alpeyrie

Photojournalist Held Captive by Syrian Rebels for 81 Days; Author of "The Shattered Lens"

Sur les routes des narcos avec Jonathan Alpeyrie, photo-reporter

Nadya Tolokonnikova

Human Rights Activist, Founding Member of Pussy Riot

Francis Fukuyama

Global Affairs Thought-leader and Professor; Author and Global Economy Expert

Defying Authoritarianism with the Resilient Power of Democracy

Pedro Solbes

European Politician & Finance Expert

Michael Hansmeyer

Architect

Sophal Ear

Leading Researcher on Post-Crisis Nations

Corban Addison

Best-Selling Author, Attorney & Activist

Lee Boo-Jin

President and CEO of Hotel Shilla

Martha Raddatz

ABC News Chief Global Affairs Correspondent & Co-Anchor of "This Week with George Stephanopoulos"

Kenyon College: Martha Raddatz Commencement Address 2015 ...

Anthony Moffett

Former Member of the U.S. House of Representatives

Allan Jones

As CEO of the Allen Institute for Brain Science, Allan Jones leads an ambitious project to build an open, online, interactive atlas of the human brain.

Rukmini Callimachi

Foreign Correspondent for The New York Times; Host of "The Caliphate" Podcast

Zainab Al-Suwaij

Executive Director of the American Islamic Congress

Chelsea Follett

Managing Editor of HumanProgress.org

Vijay Prashad

Historian, Journalist & Author; Director of Tricontinental Institute & Chief Editor of LeftWord Books

Stephanie Busari

Supervising Producer at CNN; Founder of TEDxBrixton

Linda Robinson

Adjunct Senior Fellow for U.S. National Security and Foreign Policy

Jane Nakano

Fellow, Energy and National Security Program

Richard Wilhelm

Executive Vice President, Booz Allen Hamilton