Elizabeth Somer, M.A., R.D., author of Eat Your Way to Happiness: 10 Diet Secrets to Improve Your Mood, Curb Your Cravings, and Keep the Pounds Off, is a registered dietitian and author of several books, including 10 Habits That Mess Up a Woman's Diet, Food & Mood
and Age-Proof Your Body. She is a member of the editorial advisory board of Shape magazine and editor in chief of Nutrition Alert, a newsletter that summarizes the current research from more than 6,000 journals. She appears frequently on NBC's Today and
other national television shows.