Mount Tamalpais and the Marin Municipal Water District

Bassist for the US thrash metal band Exodus. Prior to joining Exodus, Jack had been a member of Wardance, which featured Exodus members Gary Holt and Tom Hunting. This band did not release any music but some Wardance tunes were re-worked into Exodus songs. Jack also plays in a country/bluegrass band called Coffin Hunter which also includes Tom Hunting..