The rise and widespread acceptance of psychosurgery constitutes one of the most troubling chapters in the history of modern medicine. By the late 1950s, tens of thousands of Americans had been lobotomized as treatment for a host of psychiatric disorders. Though the procedure would later be decried as devastating and grossly unscientific, many patients, families, and physicians reported veritable improvement from the surgery; some patients were even considered cured. The Lobotomy Letters gives an account of why this controversial procedure was sanctioned by psychiatrists and doctors of modern...