John Cowan

John Cowan (born August 24, 1953) is an American soul music and progressive bluegrass vocalist and bass guitar player. He was the lead vocalist and bass player for the New Grass Revival. Cowan became the band's bassist in 1972 after the departure of original bassist Ebo Walker and was noted as being the only member of New Grass Revival not to come from a bluegrass background. Provided by Wikipedia