Steven Lee Cropper, sometimes known as "The Colonel", is an American guitarist, songwriter and record producer. He is the guitarist of the Stax Records house band, Booker T.& the M.G.'s, which backed artists such as Otis Redding, Sam& Dave, Carla Thomas, Rufus Thomas and Johnnie Taylor. He also acted as the producer of many of these records. He was later a member of the Blues Brothers band. Rolling Stone magazine ranked him 39th on its list of the 100 greatest guitarists of all time.