Nutrition Author, Former Co-Host, The Chew
Former Vice President of Men's Health, Women's Health & Prevention; Retired Nutrition & Wellness Editor at ABC News
Dave Zinczenko shares healthy and delicious breakfast recipes live on 'GMA'
World-Renowned Futurist & Theoretical Physicist
Award-Winning Journalist, Best-Selling Author & Health and Wellness Advocate
Emmy Award-Winning Talk Show Host, Best Known For "The Montel Williams Show" & Multiple Sclerosis Activist