Yanis Varoufakis

Co-Founder, DiEM25; Former Finance Minister of Greece; Economics Professor at University of Athens

Technofeudalism: What Killed Capitalism

Maya Shankar

Global Head of Behavioral Science at Google

Faith Osier

Professor of Immunology; Group Leader of Malaria Vaccine Development

Jessie Reyez

Canadian Singer-Songwriter Known for "Figures"

Tristan Harris

Product Philosopher at Google; Co-Founder of the "Time Well Spent" Movement & The Center for Humane Technology

I'm not afraid. You're afraid | Tristan Harris | Nobel Prize Summit ...

Yara Shahidi

Award-Winning Actress Known for "Black-ish," Youth Advocate & Voting Activist

Let Curiosity Lead | Yara Shahidi | TED

Brian Kelly

Founder & Editor-in-Chief at ThePointsGuy.com

Lilly Singh

YouTube Personality, Comedian, Author & Actress; Former Host of NBC's "A Little Late with Lilly Singh"

Be a Triangle: How I Went from Being Lost to Getting My Life into Shape

Max Tegmark

AI & Physics Researcher at MIT

Ava DuVernay

Academy Award-Nominated Director & Producer Known for "Selma," "13th" & "When They See Us"

How Film Changes the Way We See the World | Ava DuVernay | TED

Astro Teller

Captain of Moonshots, Google X

Aloe Blacc

Singer-Songwriter, Rapper & Musician; Known for "I Need A Dollar" & "Wake Me Up"

Chris Milk

Immersive Artist, Director, entrepreneur; CEO & Founder of Within, Co-Founder of Here Be Dragons

Joe Gebbia

Co-Founder, Chief Product Officer, Airbnb

Martine Rothblatt

Medical Ethics & Technology Expert; Creator of SiriusXM Satellite Radio, Chairman & CEO of United Therapeutics Corp

Two Stars for Peace: The Case for Using U.S. Statehood to Achieve Lasting Peace in the ...

Glennon Doyle

Author, Activist & Founder of Together Rising

Hannah Fry

Complexity Theorist & Author of "The Mathematics of Love"

Andy Puddicombe

Co-Founder of Headspace

Michael Sheen

Welsh Actor and Director, Officer of the Order of the British Empire

The Magic of a Creative Career | Michael Sheen | TED

Bozoma Saint John

Global Chief Marketing Officer at Netflix; Former Chief Marketing Officer at Endeavor & Chief Brand Officer at Uber