Matangi is the fourth studio album by English-Sri Lankan recording artist M.I.A., released on 5th of November 2013 on her own label, N.E.E.T. Recordings, through Interscope Records. Songwriting and production for the album were primarily handled by M.I.A. and long-time collaborator Switch, with additional contributions from Hit-Boy, Doc McKinney, Danja, Surkin and The Partysquad. The album's title is a variant of M.I.A.'s real first name and also references the Hindu goddess Matangi. Themes relating to Hinduism, including reincarnation and karma, feature in the lyrics, and the music blends western and eastern styles. The album was recorded in various locations around the world and allegedly featured input from Wikileaks founder Julian Assange.