Timothy Peter Lambesis (born November 21, 1980) is an American musician and producer, best known as the founding member, lead vocalist, and the sole continuous member of the metalcore band As I Lay Dying.[1] He also has a solo/side thrash metal project in tribute to actor Arnold Schwarzenegger, Austrian Death Machine, in which he performed all the instruments. He also formed a death metal band called Pyrithion and was the former guitar player for Society's Finest and Point of Recognition.