Aesop Rock, born Ian Matthias Bavitz (born June 5, 1976), is an American hip hop recording artist and producer residing in Portland, Oregon. He was at the forefront of the new wave of underground and alternative hip hop acts that emerged during the late 1990s and early 2000s. He was signed to El-P’s Definitive Jux label until it went on hiatus in 2010. betterPropaganda ranked him at number 19 at the Top 100 Artists of the Decade. Check out some Aesop Rock music videos.