Clarence Gonstead
Clarence Selmer Gonstead was a chiropractor and the creator of the Gonstead technique. He established a large chiropractic facility in Mount Horeb, Wisconsin.
Clarence Gonstead was born in Willow Lake, South Dakota the son of Carl Gonstead and Sarah Gonstead . His family later moved to a dairy farm in Primrose, Wisconsin. At the age of 19, Gonstead was bedridden with rheumatoid arthritis. He enrolled in the Palmer School of Chiropractic in Davenport, Iowa.
Source: Wikipedia