American keyboard player and bandleader Herbie Hancock (1940) achieved success as an incisive, harmonically provocative jazz pianist in the 1960s, then went on to gain wide popularity as a leader of electric jazz-rock groups. One of these, Hancock’s band The Headhunters, ushered in a new era of jazz that appealed to a far wider audience, making jazz listeners out of rhythm and blues fans, and v...