Gary Holt is an American guitarist from the San Francisco Bay Area. He is a guitarist and the main songwriter for the American thrash metal band Exodus. He is also a guitarist for the American thrash metal band Slayer. Gary took over duties for original guitarist Jeff Hanneman, who died in 2013. In 2011, his unmistakable super-aggressive playing style made him the ideal choice as the second guitarist in Slayer, and he continues to play in both bands. He is known as the godfather of thrash metal.