SynopsisPerpetual Conversion traces the life and career of metal veteran Dan Lilker (S.O.D., Nuclear Assault, Anthrax)., Perpetual Conversion traces the career of bassist Dan Lilker from Queen, New York to Hammersmith Odeon. Starting in 1981 - the year he co-founded Anthrax - the book details numerous influential bands he's founded or joined, including the groundbreaking Stormtroopers of Death (S.O.D.), thrash legends Nuclear Assault, grindcore trailblazers Brutal Truth, and US black metal band Hemlock.