Aaron Dignan

Founder of The Ready, Business Consultant & Author

Adam Braun

Founder & Executive Director, Pencils of Promise

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Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

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Alexandra Wilkis Wilson

Entrepreneur, Board Director, Investor, Advisor, Mentor, Author & Public Speaker

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Alice Dreger

Writer, Historian & Journalist Whose Work Centers on the Epistemology of Democracy

Anant Agarwal

CEO of edX & Professor at MIT

Anders Sorman-Nilsson

Futurist, Innovation Strategist & Founder of Thinque

Andrea Mitchell

Award-Winning Chief Foreign Affairs Correspondent at NBC & Host of "Andrea Mitchell Reports"

Andreas Raptopoulos

Co-founder, CEO at Matternet Inc

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Andrew Ng

Vice President & Chief Scientist of Baidu; Co-Founder of Coursera

Andrew Ross Sorkin

Financial Columnist for The New York Times & Co-Anchor of CNBC’s Squawk Box

Andrew Sobel

Leading Authority on Business Relationships

Andy Serwer

Managing Editor, Fortune Magazine

Ann Handley

Chief Content Officer of MarketingProfs & Bestselling Author of "Content Rules"

Anne Wojcicki

Co-Founder & CEO of 23andMe

Anousheh Ansari

CEO of X Prize Foundation & First Female Private Space Explorer

Ashley Michelle Berry

Anti-Bullying Advocate, Actress, TV & Radio Host

Ashton Kutcher

Actor, Producer, Investor & Activist

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Baratunde Thurston

Futurist Comedian, Writer & Cultural Critic

Ben Rattray

Founder & Executive Chair of Change.org