Bertrand Arthur William Russell, 3rd Earl Russell, OM, FRS was a British philosopher, logician, mathematician, historian, writer, social critic, political activist and Nobel laureate. At various points in his life, Russell considered himself a liberal, a socialist and a pacifist, but he also admitted that he had "never been any of these things, in any profound sense". Russell was born in Monmouthshire into one of the most prominent aristocratic families in the United Kingdom.
Talib Kweli Greene 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. His most recent solo album is titled Radio Silence, released in 2017. In 2011, Kweli founded his own record label, Javotti Media.
Yasiin Bey , best known by his stage name Mos Def , is an American hip hop recording artist, actor, and activist. Best known for his music, Mos Def embarked on his hip hop career in 1994, alongside his siblings in the short-lived rap group Urban Thermo Dynamics , after which he appeared on albums by Da Bush Babees and De La Soul. He subsequently formed the duo Black Star, alongside fellow Brooklyn-based rapper Talib Kweli, and they released their eponymous debut album in 1998. He was featured on the roster of Rawkus Records and in 1999 released his solo debut, Black on Both Sides. His debut was followed by The New Danger , True Magic and The Ecstatic . The editors at About.com listed him as the 14th greatest emcee of all time on their "50 greatest MC's of our time" list.