Talib Kweli Greene (born October 3, 1975 in Brooklyn, New York) is an American MC known as one of the most prominent rappers in underground hip-hop, and is critically acclaimed frequently, despite not being commercially successful. Kweli first gained recognition through Black Star, a collaboration with fellow MC Mos Def. He released his solo debut album Quality in 2002 and has since released 2004's The Beautiful Struggle, 2005's mixtape album Right About Now, 2007's Eardrum, 2011's Gutter Rainbows and 2013's Prisoner of Conscious.