There are 2 different jazz musicians named George Lewis's listed here, bios of both follow:
1. A New Orleans based traditional jazz clarinetist (born 1900 - died 1968), a contemporary of Bunk Johnson and Kid Ory, the streaming audio on Last.fm is all by George Lewis 1.
2. A modern computer-interfacing trombonist and composer born 1952 in Chicago who has played with numerous current artists including on Laurie Anderson's album Big Science.