Tupac Amaru Shakur, also known by his stage names 2Pac and Makaveli, was an American rapper. In addition to his status as a top-selling recording artist, Shakur was a successful film actor and a prominent social activist. He is recognized in the Guinness Book of World Records as the highest-selling rap artist, with over 75,000,000 albums sold worldwide, including over 50,000,000 in the United States. Most of Shakur's songs are about growing up amid violence and hardship in ghettos, racism, problems in society and conflicts with other rappers. Shakur's work is known for advocating political, economic, social and racial equality, as well as his raw descriptions of violence, drug and alcohol abuse and conflicts with the law.