Jeffrey Pfeffer

Thomas D. Dee II Professor of Organizational Behavior at the Graduate School of Business, Stanford University

Jennifer Pahlka

Deputy Chief Technology Officer At The White House Office of Science and Technology Policy; Founder of Code for America

Recoding America: Why Government Is Failing in the Digital Age and How We Can Do Better

John Wood

Founder & Board Co-Chair of Room to Read; Former Microsoft Marketing Executive

Jonah Lehrer

Neuroscientist, New York Times bestselling author of "Imagine: How Creativity Works"

Joseph Jaffe

Author, Entrepreneur & Consultant; Thought Leader in the Marketing and Innovation Space

Julie Taymor

Film, Opera, & Academy Award-Nominated Theater Director

Kanya Balakrishna

Co-Founder & CEO of The Future Project; Youth Empowerment & Education Advocate

Kipp Bodnar

Chief Marketing Officer at HubSpot, Founder of SocialMediaB2B & Author of "The B2B Social Media Book"

Lauren Bush

Founder & CEO of FEED Projects; Model & Fashion Designer; Granddaughter of Former President George H. W. Bush

Lawrence Summers

Professor & Former President of Harvard University; Former Secretary of the Treasury, Director of the National Economic Council, & Chief Economist of the World Bank

Lesley Hazleton

Author of "The First Muslim," a New Look at the Life of Muhammad

Leslie Bradshaw

Executive Mentor & Co-Founder and Partner at Bradshaw Vineyards

Lisa P. Jackson

Vice President of Environment, Policy & Social Initiatives at Apple

Margaret A. Hamburg

Foreign Secretary, National Academy of Medicine; Former Commissioner, US FDA

Maria Bello

Actress, Activist & Vital Voices Global Ambassador

Matt Miller

Fortune Columnist, Author & Radio Host

Mayim Bialik

Neuroscientist, Mental Health Advocate & Actress Known for "The Big Bang Theory"

Michael Barone

Senior Political Analyst, Washington Examiner

Michelle Rhee

Founder of StudentsFirst & Education Reform Advocate; Former D.C. Public Schools Chancellor

Nassim Nicholas Taleb

Distinguished Professor of Risk Engineering & Co-Director of the Research Centre for Risk Engineering at the Polytechnic Institute of New York University