Deirdre Barrett: 2 books

Harvard psychologist Deirdre Barrett tackles the obesity and fitness crisis from an evolutionary standpoint. In the modern jungle of burgers, couches, and remote controls, obesity is an enormous and growing epidemic. Weight-loss books and diet gurus urge us to "listen to our bodies,"...

A Harvard psychologist explains how our once-helpful instincts get hijacked in our garish modern world. Our instincts—for food, sex, or territorial protection— evolved for life on the savannahs 10,000 years ago, not in today’s world of densely populated cities, technological innovations,...