Generally acclaimed as fusion's greatest drummer, Billy Cobham's explosive technique powered some of the genre's most important early recordings -- including groundbreaking efforts by Miles Davis and the Mahavishnu Orchestra -- before he became an accomplished bandleader in his own right. At his best, Cobham harnessed his amazing dexterity into thundering, high-octane hybrids of jazz complexity and rock & roll aggression. He was capable of subtler, funkier grooves on the one hand, and awe-inspiring solo improvisations on the other. After debuting as a leader with the classic S...