James Park

CEO & Co-founder of Fitbit

Dr. Jennifer Ashton

Board-Certified Ob-Gyn, Author & TV Medical Correspondent

Sekou Andrews

Motivational Poet & Strategic Storyteller SekouWorld Inc.

Lance Armstrong

World Champion Cyclist, Olympian & Cancer Survivor

Paul Stamets

Mycologist, Founder of Fungi Perfecti & Author of "Mycelium Running: How Mushrooms Can Help Save the World "

Carlos Brito

Chief Executive Officer, Anheuser-Busch InBev

Sam Kass

Former White House Chef & Senior Policy Advisor for Nutrition; Founder of TROVE

Kai-Fu Lee

Founder, Chairman & CEO of Sinovation Ventures

Antonio Damasio

Director of the Brain Institute

Emily Oster

Professor of Economics at Brown University; Author on Personal Finance & Family Planning

Glenn Loury

Merton P. Stoltz Professor of the Social Sciences & Professor of Economics at Brown University

Late Admissions: Confessions of a Black Conservative

Scott Parazynski

Astronaut, Physician & Everest Summiter

Lisa Damour

Clinical Psychologist, Executive Director of Laurel School’s Center for Research on Girls & New York Times Bestselling Author

The Emotional Lives of Teenagers: Raising Connected, Capable, and Compassionate Adolesc...

Toby Cosgrove

Executive Advisor & Former CEO & President at Cleveland Clinic

Korie Robertson

Star of A&E's "Duck Dynasty"

Elizabeth Nabel

Cardiologist & Chief Strategy Officer at ModeX Therapeutics; Former President of Brigham Health & Professor of Medicine at Harvard Medical School

Eric Lefkofsky

Founder and CEO at Tempus, Inc.; Co-founder of Lightbank; Founder & Director of InnerWorkings, Inc., Echo Global Logistics, Inc., Mediaocean and Groupon, Inc.

Rick Smolan

CEO of Against All Odds Productions, Photographer, Author & Big Data Enthusiast

Dr. Robert Martensen

Author, A Life Worth Living: A Doctor's Reflections on Illness in a High-Tech Era.

Gary S. Kaplan

Healthcare Administration Leader