Abby Wambach

6-Time U.S. Soccer Athlete of the Year; Two-Time Olympic Gold Medalist & FIFA Women's World Cup Champion; Pay Equity & LGBTQ Rights Activist

Alice Waters

Executive Chef, Founder & Owner of Chez Panisse; Sustainable Agriculture Advocate

Aly Raisman

Olympic Gymnast, Gold Medalist, Captain of the "Fierce Five" & the "Final Five"

Art Smith

Celebrity Chef, Author & Humanitarian; Served as the Personal Chef of Oprah Winfrey

Chris Powell

Trainer and Transformation Specialist on ABC's "Extreme Makeover: Weight Loss Edition"

Danny Cahill

The BIGGEST "The Biggest Loser." Lost 236 pounds in less than 7 months!

David Satcher, M.D., Ph.D.

16th US Surgeon General; Founding Director of the Satcher Health Leadership

Devin Alexander

New York Times Bestselling Author, Celebrity Chef Known For "Biggest Loser"

Dr. Ian Smith

Doctor, New York Times Bestselling Author, Medical Contributor & Host of "The Doctors"

Dr. William Li

Physician, Scientist & Bestselling Author of “Eat to Beat Disease: The New Science of How Your Body Can Heal Itself” and “Eat to Beat Your Diet: Burn Fat, Heal Your Metabolism, and Live Longer”

Dr. Zorba Paster

Physician & Radio Show Host

Ellie Krieger

Chef, Nutritionist, Best-Selling Author & Host of “Ellie’s Real Good Food”

Jackie Joyner-Kersee

Olympic Legend, Philanthropist, American Record-Holder in the Long Jump & Founder of the Jackie Joyner-Kersee Foundation

Jackie Warner

Celebrity Trainer & Television Personality

Jen Selter

Fitness Personality & Instagram Celebrity

Jillian Michaels

Leading Fitness Expert, Certified Nutritionist, Renowned Life Coach & Powerful Entrepreneur

Joe Piscatella

Lifestyle & Health Expert; Bestselling Author; Longest-Lived Survivor of Coronary Bypass Surgery

Keri Glassman

Nutritionist, Author, Founder and CEO of Nutritious Life

Kristin Cavallari

TV Personality, Fashion Designer, Bestselling Author & Founder of the Lifestyle Brand Uncommon James

True Comfort: More Than 100 Cozy Recipes Free of Gluten and Refined Sugar: A Gluten Fre...

Laila Ali

Undefeated Four-Time World Champion Boxer & Lifestyle Expert; Heart Disease Awareness Advocate