The "Second Quintet" -- the Miles Davis Quintet of the mid-1960s -- was one of the most innovative and influential groups in the history of the genre. Each of the musicians who performed with Davis--saxophonist Wayne Shorter, pianist Herbie Hancock, bassist Ron Carter, and drummer Tony Williams--went on to a successful career as a top player. The studio recordings released by this group made profound contributions to improvisational strategies, jazz composition, and mediation between mainstream and avant-garde jazz, yet most critical attention has focused instead on live performances or the...