premise: Tom Morello, Zack de la Rocha, and Brad Wilk co-founded Rage.
hypothesis: Rage Against the Machine . Formed in 1991 , the group consists of rapper and vocalist Zack de la Rocha , bassist and backing vocalist Tim Commerford , guitarist Tom Morello , and drummer Brad Wilk . Tom Morello . He is best known for his tenure with the band Rage Against the Machine and then with Audioslave . After his previous band Lock Up disbanded , Morello met Zack de la Rocha , and the two founded Rage Against the Machine together .