Josh Linkner

Serial Entrepreneur, New York Times Best-Selling Author & Venture Capital Investor

Joan Lunden

Award-Winning Journalist, Best-Selling Author, Health & Wellness Advocate

Dr. Michio Kaku

World-Renowned Futurist & Theoretical Physicist

Giuliana Rancic

Entertainment Journalist & Breast Cancer Survivor

Shawn Achor

Harvard Professor, Researcher, Positive Psychology Expert, Author of "The Happiness Advantage" & "Big Potential"

Sherry Lansing

Former CEO of Paramount Pictures & Founder of The Sherry Lansing Foundation

David Agus

Co-Founder of Navigenics, Author of "The End of Illness" & Host of "The Checkup with Dr. David Agus"; Professor of Medicine & Engineering at the University of Southern California

The Book of Animal Secrets

Dara Torres

12x Olympic Medalist, NYT Bestselling Author, Entrepreneur & Healthcare Reform Advocate

Daniel Kraft, M.D.

Physician-Scientist; Founder of Exponential Medicine; Chair for Medicine & Neuroscience at Singularity University

Mira Sorvino

Academy Award-Winning Actress & United Nations Goodwill Ambassador on Human Trafficking

David Williams

Professor of Public Health at Harvard University

Katty Kay

Award-Winning Journalist & Anchor; Best-Selling Author

Dr. Jill Bolte Taylor

Scientist, Author & CEO of My Stroke of Insight, Inc.

Patrick Kennedy

Former Congressman (D-RI); Founder of The Kennedy Forum; Co-Founder of One Mind

Profiles in Mental Health Courage

Dean Kamen

Founder of FIRST; President of DEKA Research & Development Corporation

Amy Robach

Co-Host of "Amy & T.J. Podcast"; Former Co-Host of "20/20" & Former ABC News Correspondent for "Good Morning America;" Breast Cancer Survivor

Ian Morrison

Healthcare Futurist and Author

Dan Harris

Award-Winning ABC News Anchor & #1 New York Times Best-Selling Author

Diane Rehm

Radio Talk-Show Host

Ross Shafer

Six-Time Emmy Award-Winning Comedian, Business Researcher, TV Host & Bestselling Author