Amy Purdy

Professional Para-Snowboarder & Three-Time Paralympic Medalist; NYT Bestselling Author, "On My Own Two Feet"; Contestant on Season 18 of "Dancing with the Stars"

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

Anthony Atala

Director, Wake Forest Institute for Regenerative Medicine

Ben Stein

Political Economist, Commentator, Lawyer, Author & Actor

Richard Nixon risked everything to save Israel: Ben Stein | Newsline

Camryn Manheim

Actress; Human Rights Activist; Writer & Producer

Carla Hall

Co-Star of "Crazy Delicious;" Host of Discovery+'s "Foodways" & the "Say Yes!" Podcast

Chade Meng Tan

Chief Happiness Officer, Google; Award-winning Entrepreneur and NYC Best-Selling Author

Chris Spielman

Former All-Star Linebacker, Special Assistant for the Detroit Lions & Breast Cancer Awareness Advocate

Dan Barber

Multi-Award-Winning Chef, Agronomist, Environmentalist, Author & Co-Owner of New York's Blue Hill Restaurant

Dan Harris

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

Daniel Kraft, M.D.

Physician-Scientist, Inventor & Entrepreneur

Keynote on The Future of Health & Medicine

Daphne Koller

Computer Scientist Working at the Forefront of Machine Learning and Biomedicine; Founder & CEO of insitro

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Daphne Oz

Emmy Award-winning Television Host, New York Times Bestselling Author, Chef & Entrepreneur

Dara Torres

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

Dave Winfield

National Baseball Hall of Famer & Advisor to the Executive Director of the Major League Baseball Players Association

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

David Zinczenko

Founder & CEO of Galvanized; Former Vice President of Men's Health, Women's Health & Prevention; Retired Nutrition & Wellness Editor at ABC News

Dean Kamen

Healthcare Technologist; Founder of FIRST for Science & Technology Education Advocacy; President of DEKA Research and Development for Medical Inventions

Inventor Dean Kamen explains importance of manufacturing cells

Deborah Roberts

ABC News Network Correspondent; Author, "Been There, Done That: Family Wisdom For Modern Times"

Dolvett Quince

Corporate Wellness Consultant, New York Times Bestselling Author & NBC's"The Biggest Loser" Fitness Trainer

This Is Workout The Doubt with Dolvett Quince