Talib Kweli Greene (born October 3, 1975) is an American hip hop recording artist, entrepreneur, and social activist. Kweli earned recognition early on through his collaboration with fellow Brooklyn rapper Mos Def, when they formed the group Black Star. Kweli's musical career continued with solo success including collaborations with producers Kanye West, Just Blaze, and Pharrell Williams. Kweli has supported new artists J. Cole, Jay Electronica, Kendrick Lamar, NIKO IS and SPEED. In 2011, Kweli founded Javotti Media.