Thelonious Monk, Albert Ayler, Charlie Parker, John Coltrane, Sun Ra, Ornette Coleman, Don Cherry, Jackie Mclean, Eric Dolphy, Charles Mingus, Cecil Taylor, Pharoah Sanders, Lester Young, Archie Shepp, Mal Waldron, Marion Brown, McCoy Tyner, Louis Armstrong (duh), MIles Davis, Art Ensemble of Chicago, Charles Tolliver, Randy Weston, Sonny Sharrock, Anthony Braxton, Bill Dixon....how many more might you want? I might have to go look at my collection!