Is there a method to our madness when it comes to shopping? Hailed by theSan Francisco Chronicleas "a Sherlock Holmes for retailers," author and research company CEO Paco Underhill answers with a definitive "yes" in this witty, eye-opening report on our ever-evolving consumer culture.Why We Buyis based on hard data gleaned from thousands of hours of field research -- in shopping malls, department stores, and supermarkets across America. With his team...