Dan Ariely

Behavioral Economist; Professor at Duke University; Author; Founding Member of The Center for Advanced Hindsight

Dan Ariely's new book; Misbelief

Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

Jeremy Rifkin

Leading Global Technologist, Futurist, Authority on World Economic & Environmental Trends

Joseph Stiglitz

American Economist, Professor at Columbia University & Nobel Memorial Prize in Economic Sciences 2001

Dambisa Moyo

Global Economist, Author & Investor in the Future

Parag Khanna

Managing Partner at FutureMap; Strategic Advisor to Governments & Global Companies; Bestselling Author; TED Speaker

Zainab Salbi

Founder of Women for Women International, Bestselling Author and TV Host

Robert Cialdini

New York Times Best-Selling Author; The Foundational Expert in the Science of Influence & Persuasion

John Wood

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

Jacqueline Novogratz

Founder & CEO of Acumen Fund

Asra Nomani

Journalist & Author, Women's Rights Activist

Dan Abrams

Chief Legal Affairs Anchor at ABC News & Founder of Abrams Media

Hoda Kotb

Award-Winning Broadcast Journalist, Television Personality, Author & Co-Anchor of NBC News' TODAY

Malala Yousafzai

Youngest-Ever Nobel Prize Winner; Advocate for Girls' Education & Women's Equality; Author of the International Bestseller "I Am Malala"

Sebastian Copeland

Adventurer, Environmental Activist, Award-Winning Photographer, Author, Lecturer & Founder of the Sedna Foundation

Marco Tempest

Cyber-Illusionist

Karen Tse

Human Rights Defender & Social Entrepreneur; Founder of International Bridges of Justice

Amy Myers Jaffe

Leading Expert on Global Energy Policy & Sustainability

Daniel Altman

Sports Analytics & Strategy Expert

Norman Ornstein

Bestselling Author, Political Analyst & Resident Scholar at the American Enterprise Institute