Skylar Tibbits

TED Fellow and Speaker on 4D Printing

Aaron Koblin

Co-Founder & President at Supernatural & Within; Former Leader of the Data Arts Team at Google

Antonio Damasio

Director of the Brain Institute

Edward Tenner

Smithsonian Institution Distinguished Scholar & Author of "Why Things Bite Back" and "Our Own Devices"

Harvey Fineberg

Former Dean of the Harvard School of Public Health; Former President of the National Academy of Medicine

David Christian

David Christian teaches an ambitious world history course that tells the tale of the entire universe -- from the Big Bang 13 billion years ago to present day.

Bruce Aylward

Assistant Director-General of the World Health Organization

Daniel Tammet

Daniel Tammet is the author of \"Born on a Blue Day,\" about his life with high-functioning autistic savant syndrome.

Thomas Heatherwick

Founder & Design Director of Heatherwick Studio

Ralph Langner

Founder, Director, and Lead OT-BASE Architect at Langner

Wael Ghonim

Google executive Wael Ghonim began a Facebook page that galvanized protest in Egypt's democratic revolution.

Mark Bezos

Director of the Besos Family Foundation

Mike Matas

While at Apple, Mike Matas helped write the user interface for the iPhone and iPad. Currently a user interface designer & cofounder of Push Pop Press, a digital publishing company that worked with Al Gore to create the first full-length interactive book

Ron Gutman

Ron Gutman is the founder and CEO of HealthTap, a personalized health-info site that's currently in beta.

Robert Hammond

Co-Founder and Executive Director of Friends of the High Line

Ben Roche

Culinary Innovation Director & Executive Chef at Joywell Foods

Damon Horowitz

Philosophy, Artificial Intelligence & Cognitive Science Professor; Serial Entrepreneur & Former In-House Philosopher at Google

Shea Hembrey

Shea Hembrey explores patterns from nature and myth.

Bill Ford

Executive Chair of the Ford Motor Company

Matt Cutts

Distinguished Engineer and Head of Webspam at Google

Sarah Kay

Poet & Founder of Project V.O.I.C.E.; TED Speaker

Seth Berkley

Global Health Expert and Epidemiologist; Senior Advisor to Brown University Pandemic Center

Seth Berkley - 3ie Evidence Dialogues Interview Series

Bill Gates

Co-Founder of Microsoft; Co-Chair of the Bill & Melinda Gates Foundation

Jonathan Klein

Jonathan Klein runs Getty Images, a stock photo agency whose vast archive of still photography and illustrations is a mainstay of the creative class.

Richard Sears

Richard Sears thinks hard about the post-oil world.

Fiorenzo Omenetto

Professor of Biomedical Engineering; Physicist

Kate Hartman

Kate Hartman creates devices and interfaces for humans, houseplants, and glaciers.

Sunni Brown

In her book "Gamestorming," Sunni Brown shows how using art and games can empower serious problem-solving.

Handspring Puppet Company

Basil Jones and Adrian Kohler, of Handspring Puppet Company, bring the emotional complexity of animals to the stage with their life-size puppets.

Janet Echelman

Artist Who Explores The Cutting Edge of Sculpture, Public Art & Urban Transformation