A hip-hop group formed by MCs Mos Def & Talib Kweli. Affiliated with the group is Hi-Tek, who formed producer/MC duo Reflection Eternal with Kweli, for the album Train of Thought & produced a portion of Black Star's debut album. They're also part of the Native Tongues Posse, a collective that contains, amongst others A Tribe Called Quest, De La Soul, Jungle Brothers, Da Bush Babees & Common.