David Rosengarten

Chef & TV Personality; Author of Award-winning Cookbook "It's All American Food"

Giuliana Rancic

Entertainment Journalist & Breast Cancer Survivor

Ted Allen

Host, "Chopped," Contributor, "The Best Thing I Ever Ate"

Ali Vincent

First Female Winner of "The Biggest Loser"

Brad Goreski

Celebrity Fashion Stylist; Star of Bravo's Reality Show "It's A Brad, Brad World"; Creative Director of C. Wonder

Katherine Berman & Sophie LaMontagne

Co-founders of Georgetown Cupcake; Stars of the hit series "DC Cupcakes" on TLC; Best-selling Authors

Dr. Holly G. Atkinson

Award-Winning Medical Journalist

Darcy Winslow

Former Nike Global Sustainability Guru and Managing Partner at The Academy for Systemic Change

Dr. Gary Chapman

Pastor, Speaker & Author of "The 5 Love Languages"

Loving Adopted Children Well: A 5 Love Languages® Approach

Tony Horton

Fitness Expert & Founder of Fitness Program P90X

Crush It!: The Revolutionary Fitness Plan for All Levels That Burns Fat, Builds Muscle,...

Tommy Caldwell & Kevin Jorgeson

Legendary Climbers of El Capitan

G. Garvin

Celebrity Chef & Host of 'Roadtrip with G. Garvin' on The Cooking Channel

Nev Schulman

Producer, Actor, Photographer & TV Host Known for MTV's "Catfish: The TV Show"

Dolvett Quince

Fitness Guru & Trainer from "The Biggest Loser"

Joe Theismann

World Champion Quarterback, Broadcaster & Entrepreneur

Connie Merritt

Relationship, Healthcare & Communication Expert

Dr. Joel Selanikio

Award-Winning Physician, Health & Technology Activist, CEO of Magpi & Founding Member of WHO’s Digital Health Roster of Experts

David Zinczenko

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

Noah Galloway

U.S. Army Veteran, Amputee & Finalist on "Dancing With The Stars"

Jennifer Siebel Newsom

First Lady of California; Actress & Filmmaker of "Miss Representation" and "The Mask You Live In"