Often referred to as the father of psychoanalysis, Sigmund Freud championed the talking cure and charted the human unconscious. But though Freud compared himself to Copernicus and Darwin, his history as a physician is problematic. Historians have determined that Freud often misrepresented the course and outcome of his treatments--so that the facts would match his theories. Today Freud's legacy is in dispute, his commentators polarized into two...