American soldier, businessman, physician, and philosopher. Served in the War of 1812, the War of Mexican Independence, and the Black Hawk War of 1832. MD, Transylvania University, Lexington, Kentucky, 1819. Founded Graham Springs spa in 1826, later selling it to the US government in 1853 for use as an asylum for injured soldiers. Surgeon for a survey expedition for the Southern Atlantic and Pacific Railway, but left the company to complete the work independently; taken prisoner by the Apache during this time. Returned to Kentucky and founded the town of Sublimity. Wrote works on mental and moral philosophy, 1859 and 1869. Excavated at Big Bone Lick in northern Kentucky where he discovered mammoth remains.
Sources: Shook, ed. 2012 (See the bibliography for full references to sources)