Susan McQuillan, M.S., R.D., author of The Complete Idiot's Guide to Losing Weight, is a food and nutrition consultant in New York City. She is a former senior editor for American Health magazine and Reader's Digest cookbooks (and former Family Circle "foodie"). Her articles and recipes have appeared in Family Circle, Woman's Day, Cooking Light, Prevention, Fitness, Women's Sports & Fitness, Parenting, BabyTalk, and Shape Cooks magazines, and on Lifetimetv.com and Clubmom.com web sites. She has co-authored two low-fat cookbooks and made several national television appearances to discuss nutrition and weight control.