Jacqueline Novogratz

Founder & CEO of Acumen Fund

Biz Stone

Co-Founder of Twitter

Jeremy Rifkin

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

Nina Vaca

Chairman & CEO of Pinnacle Technical Resources; Former Presidential Ambassador for Global Entrepreneurship

Nastia Liukin

Olympic Gold Medal Gymnast

Mayim Bialik

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

Ziauddin Yousafzai

Co-Founder of the Malala Fund

Parag Khanna

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

Dan Ariely

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

Lisa Oz

Best-Selling Author, Producer, Host & Entrepreneur

Common

Award-Winning Artist, Actor, Producer, Musician & Writer

And Then We Rise: A Guide to Loving and Taking Care of Self

Tim Sanders

Bestselling Author, Technology Pioneer, Expert on Collaboration & Relationships

Diana Nyad

World Champion Swimmer, Storyteller, Sports Journalist & Broadcaster

Gabrielle Bernstein

Founder of HerFuture.com & New-York Times Best-Selling Author

Clara Shih

CEO of Salesforce AI, Board Director & Entrepreneur; Author of "The Facebook Era"

Joseph Stiglitz

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

Sean Astin

Actor, Director, Voice Artist & Producer Known For "Lord of the Rings"

Mike Walsh

CEO of Tomorrow, Futurist & Best-Selling Author of "The Algorithmic Leader"

Hoda Kotb

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

Blake Mycoskie

Founder of TOMS, Social Entrepreneur & Author of NY Times Bestseller "Start Something That Matters"