Daryl Isaacs
Self - Internal Medicine
Lisa Ganjhu
Self - Gastroenterologist & Hepatologist
Stephen Siegel
Self - Cardiologist
Bridget Bennett
Self - Nutritionist & Dietician
Eric Rowley
Self - Exercise Physiologist
Mark Fenton
Self - Former Editor: Walking Magazine
Alexandra Jamieson
Self - Morgan's girlfriend & Vegan Chef
John Banzhaf
Self - Law Professor, George Washington University
David Satcher
Self - Former U.S. Surgeon General
Lisa Young
Self - Professor of Nutrition, New York University
Kelly Brownell
Self - Professor, Yale Center for Eating and Weight Disorders
Jacob Sullum
Self - Senior Editor, Reason Magazine
Tommy Thompson
Self - Secretary of Health and Human Services
William J. Klish
Self - Head of Dept. of Medicine, Texas Children's Hospital