Tom Morello worked with people.
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 . Street Sweeper Social Club is an American rap rock supergroup , formed in Los Angeles , California in 2006 . The band primarily consists of guitarist Tom Morello of Rage Against the Machine and vocalist/emcee Boots Riley of The Coup . Tom Morello . He is also known for his acoustic solo act called The Nightwatchman , and Street Sweeper Social Club . Morello is also the co-founder ( along with Serj Tankian ) of the non-profit political activist organization Axis of Justice , which airs a monthly program on Pacifica Radio station KPFK ( 90.7 FM ) in Los Angeles .