William Sadler

William Samuel Sadler (June 24, 1875 – April 26, 1969) was an American surgeon, self-trained psychiatrist, and author who helped publish The Urantia Book. The book is said to have resulted from Sadler's relationship with a man through whom he believed celestial beings spoke at night. It drew a following of people who studied its teachings. A native of Indiana, Sadler moved to Michigan as a teenager to work at the Battle Creek Sanitarium. There he met the physician and health-food promoter John H…