Related Information for Ad 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.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 math.. read more