John Scofield (born December 26, 1951), sometimes referred to as "Sco", is an American jazz-rock guitarist and composer whose music includes bebop, jazz fusion, funk, blues, soul, and rock. He has worked with Miles Davis, Dave Liebman, Joe Henderson, Charles Mingus, Joey DeFrancesco, Herbie Hancock, Eddie Palmieri, Pat Metheny, Bill Frisell, Joe Lovano, Pat Martino, Mavis Staples, Phil Lesh, Billy Cobham, Medeski Martin & Wood, George Duke, Jaco Pastorius, John Mayer, Robert Glasper, and Gov't Mule.