Born March 4th, 1964, Newark, California.
Thrash metal drummer who began his career with Forbidden whom he played with from 1987 until 1992. After that, he passed through the ranks of notable thrash acts Testament (1993, 2007-2011), Slayer (1992-1996, 1997-2001, 2013-2019), and Exodus (2005-2007).