Alan Siegel

Founder and Chairman Emeritus, Siegel+Gale and Champion for Simplicity

Alvin Poussaint

Psychiatrist, Media Consultant & Author

Ambassador Munir Akram

Former Permanent Representative to the UN from Pakistan

Andrew Weil

Physician & Author; Broadly Described Guru of the Alternative Medical Brands

Andrew Youn

Senior Partner, Executive Director, & Co-Founder at One Acre Fund, Anti-Hunger Activist

Antonio Damasio

Director of the Brain Institute

Arun Shourie

India's Leading Journalist

Avi Rubin

Professor of Computer Science & Technical Director of the Information Security Institute at Johns Hopkins University

Ayesha Khanna

Artificial Intelligence Solutions Expert; Leading Advisor on Our Intelligent Future; Co-Founder & CEO of Addo

Azadeh Moaveni

Associate Professor, Writer, Journalist & Author

Woman. Life. Freedom. Iran's Feminist Movement

Barton Seaver

Celebrity Chef, Author & Sustainable Food Advocate; National Geographic Fellow; Ocean Conservationist

Bassem Youssef

Egyptian Comedian, Host of the "The Program" & Cardiac Surgeon

Calvin Mackie

Inspirational Entrepreneur & Mentor

Chad "Corntassel" Smith

Principal Chief, Cherokee Nation

Chandra Talpade Mohanty

Distinguished Professor of Women & Gender Studies, Sociology & the Cultural Foundations of Education; Dean's Professor of the Humanities at Syracuse University

Third World Women and the Politics of Feminism

Charles Blow

Visual Op-Ed Columnist for The New York Times; CNN Contributor & NY Times Best-Selling Author of "Fire Shut Up in My Bones"

Charles Murray

Political Scientist, Author & Libertarian

Charles Stith

Chairman of The Pula Group, LLC

Charles Wheelan

Yahoo Journalist and NPR Contributor; Author of Naked Economics and Naked Statistics: Stripping the Dread from the Data

Chris Mburu

Human Rights Activist

Chris Mosier

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

Chris Trimble

Health Care Innovation Expert; Author of “How Physicians Can Fix Health Care”; Adjunct Professor, Dartmouth College

Connie Rice

Co-Director of The Advancement Project, Public Policy & Diversity Activist

Conrad Tillard

Preacher & Hip-Hop Generation Leader

Cynthia McKinney

Former Congresswoman

Cynthia Schneider

Former U.S. Ambassador to the Netherlands

Daniel Dennett

Professor of Philosophy at Tufts University

Daniel Schnitzer

Daniel Schnitzer is the founder of EarthSpark International, a company dedicated to helping create clean energy supply chains in Haiti.

Darren Walker

President of the Ford Foundation; Chair of the US Alliance on Impact Investing

HOW Insights — NEW

David Eaves

Open Innovation Expert -- Recollect, Keeping the Door Open, Masters of Digital Media, GNWC