Malala Yousafzai

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

Ben McKenzie

Actor; Known for his role on "The OC," "Southland" and "Gotham"

Roger Martin

Management Thinker, Author, Strategist & Advisor

Parag Khanna

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

Ivanka Trump

Executive Vice President of Acquisitions & Development, Trump Organization; Founder, Ivanka Trump Collection

Richard Thaler

Professor of Behavioral Science and Economics at the University of Chicago; Author of "Misbehaving: The Making of Behavioral Economics"

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

Robert Cialdini

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

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

Dan Ariely

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

Charles Leadbeater

Innovation Expert & Author

Michael Sandel

Political Philosopher & Professor at Harvard University

The Tyranny of Merit with Michael Sandel

Tristan Walker

Founder & CEO at Walker & Company Brands, Inc. & Former VP of Foursquare

Halla Tomasdottir

CEO, The B Team, Presidential Candidate (2016) & TED Speaker, Iceland

Amy Myers Jaffe

Leading Expert on Global Energy Policy & Sustainability

Jeffrey Pfeffer

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

Jacqueline Novogratz

Founder & CEO of Acumen Fund

Vali Nasr

Academic and Author Specializing in the Middle East and Islamic World, Former Senior Advisor to US Representative to Afghanistan

Noreena Hertz

Futurist, Economist, Bestselling Author, "Eyes Wide Open: How to Make Smart Decisions in a Confusing World"

Sheena Iyengar

Columbia Business School Professor & Best-Selling Author of "The Art of Choosing"

Think Bigger: How to Innovate