Lisa R. Young, Ph.D., R.D., C.D.N., is a nutrition consultant and faculty member at New York University. Dr. Young has been counseling overweight adults and children for more than 15 years, has published numerous articles on portion sizes, and frequently lectures on nutrition. Widely considered an expert on portion sizes, Young is regularly featured in national publications including the" New York Times," the" Wall Street Journal, USA Today, "the "Boston Globe, "the "Washington Post," "Newsweek, Self, Fitness, "and "Glamour," She has also been featured on national television including ABC News...