<b>Donald D. Hensrud, M.D., M.P.H., </b> is the director of the Mayo Clinic Healthy Living Program. He is a consultant in the departments of General Internal Medicine and Preventive, Occupational and Aerospace Medicine at Mayo Clinic in Rochester, Minnesota, and serves as an associate professor of nutrition and preventive medicine at Mayo Clinic College of Medicine. For more than twenty years, Dr. Hensrud has been leading research related to obesity, nutrition, and weight management. His previously published books have earned him numerous awards, including a Gourmand World Cookbook Award for his work on the <i>Mayo Clinic/Williams-Sonoma Cookbook</i> and a James Beard Foundation Award for his contribution to <i>The New Mayo Clinic Cookbook</i>. As a specialist in nutrition and weight management, Dr. Hensrud frequently advises individuals on weight management, health and wellness, and other lifestyle- and nutrition-related topics.