Herbert Benson, MD, is the Mind Body Medical Institute Associate Professor of Medicine, Harvard Medical School. He is the author of the mega-bestselling book, The Relaxation Response, as well as ten other trade books. His groundbreaking work established the modern field of mind body medicine. Dr. Benson is the Director Emeritus of the Benson-Henry Institute for Mind Body Medicine at Massachusetts General Hospital. William Proctor, JD, is a graduate of Harvard College and Harvard Law School and has written or co-written more than 80 books, including Beyond the Relaxation Response with Dr. Benson; The Templeton Touch with Sir John Templeton; and several international bestsellers with the "father of aerobics," Dr. Kenneth H. Cooper.