John Scofield (born December 26, 1951, Dayton, Ohio, United States), often referred to as "Sco", is an American jazz-rock guitarist and composer, who has played and collaborated with Miles Davis, Dave Liebman, Joe Henderson, Charles Mingus, Joey DeFrancesco, Herbie Hancock, Pat Metheny, Bill Frisell, Pat Martino, Mavis Staples, Phil Lesh, Billy Cobham, Medeski Martin & Wood, George Duke, Jaco Pastorius, John Mayer, Robert Glasper, and Gov't Mule. At ease in the bebop idiom, Scofield is also well versed in jazz fusion, funk, blues, soul, and rock.