Lewis, Dioclesian (03 March 1823–21 May 1886), temperance reformer and pioneer in physical education, was born near Auburn, New York, the son of John C. Lewis and Delecta Barbour, farmers. A product of the “Burned-Over District,” America’s most fertile ground for revivalism and reform during the Second Great Awakening (1800–1830), Dio Lewis absorbed revivalism’s lesson of individual improvement through self-discipline and applied it to social problems created or exacerbated by urbanization and industrialization. His first exposure to the new world of industry came as a boy, when he was hired by a cotton mill near his home. After spending several years in his late teens as a teacher, Lewis turned to the study of medicine, at first with a local doctor, then for a short time at Harvard. While practicing in Port Byron, New York, he was converted by his partner to homeopathy, and as a result of his efforts in publicizing homeopathic principles Lewis was awarded an honorary M.D. in 1851 by the Homeopathic Hospital College of Cleveland, Ohio....