There are multiple artists under this name: 1. An 80s vehicle for Kansas band member Kerry Livgren. 2. A mathmetal/hardcore band from L.A. 3. A project by Jarbas Agnelli and Waldo Denuzzo, from Sao Paulo, Brazil. 4. An electro-industrial band from Turku, Finland. 5. A minimal synth band. 6. A Compton Rapper. 7. A Croydon riddim dubstep artist who is also part of the collective Monsters. 1. AD is an 80s vehicle for Kansas band member Kerry Livgren. Two albums were released under it: Art of the State and Reconstructions. Two more were released under Kerry Livgren/AD. 2. AD is a mathmetal/hardcore band from L.A, in the vain of bands like Botch, Deadguy and Disembodied, whilst also showing sludge and crust influences in their music. 3. AD is a project by Jarbas Agnelli and Waldo Denuzzo, from Sao Paulo, Brazil. Jarbas is a film director, owner of AD Studios. Waldo is his partner, producing soundtracks for most of the spots directed by Jarbas. In 2001, they released their debut album, AD (Trama). Jarbas produced and directed 4 music videos for the band, Tools, Contact, Get Down and Call my Name. 4. AD is an electro-industrial band from Turku, Finland. It has been described as "Captain Beefheart meets Ministry" and "Björk on acid", both very accurate descriptions. This AD was originally founded in the 80s, released three vinyl albums (AD!, Beirut, and Vladivostok), and disappeared. At the request of Tocapo Viracocha, AD was reactivated at the end of 2004. The comeback album, Tocapo! was released in April 2005 by Plastic Passion. In September 2006 independent record labels Plastic Passion and Kenolamusic released AD's new album Bodysuit. The album is "perhaps the hardest electro album ever released in Finland". http://www.ad-tocapo.com/ 5. AD is a minimal synth band that released an LP called Conspiracy in 1979. Its members were Janek Alexander and Kevin Devie.