Scott Ian is a singer/songwriter and guitarist who is best known as the rhythm guitarist of the thrash metal band Anthrax. Since forming Anthrax in 1981 with Danny Lilker, Ian has steadily recorded and performed with the band through over a dozen albums, starting with its 1984 debut Fistful of Metal. Also a member of Stormtroopers of Death, he works as a session guitarist and has toured with other metal acts such as Pearl.