Alfunction (born Alan Leonard James; June 9, 1972 in Costa Mesa, California), is an American guitarist. His stage name was bestowed upon him in 1994, by future bandmate Lauren Boquette, in reference to his band at the time, "". He played guitar as a founding member of Six, from its beginning in 2001, until its disbanding in 2010. In late 2010, he performed with Killing Joke, taking over bass guitar duties for original bassist Martin Glover on the North American tour in support of the Absolute Dissent Album.