Madonna Louise Ciccone (born August 16, 1958) is an American singer-songwriter, actress and businesswoman. Referred to as the "Queen of Pop" since the 1980s, Madonna is known for pushing the boundaries of songwriting in mainstream popular music, as well as imagery in music videos and on stage. She has also frequently reinvented both her music and image while maintaining autonomy within the recording industry. Besides sparking controversy, her works have been praised by music critics. Madonna is often cited as an influence by other artists.