Swizz Beatz

Kasseem David Dean (born September 13, 1978), better known by his stage name Swizz Beatz, is an American hip hop recording artist, record producer, and composer from New York City. Beginning his career in music as a disc jockey, Swizz Beatz is now also a creative director, fashion designer and painter. At the age of 16, he gained recognition in the hip hop community through his friendship with East Coast rapper DMX. He also found a protégé in Philadelphia-based rapper Cassidy, who helped Dean launch his label, Full Surface Records.

source: Wikipedia