David M. Torn is an American guitarist, composer, and producer. He is known for combining electronic and acoustic instruments and for his use of looping.

William Scott Bruford is an English former drummer and percussionist who first gained prominence as a founding member of the progressive rock band Yes. After leaving Yes in 1972, Bruford spent the rest of the 1970s recording and touring with King Crimson (1972–1974), Roy Harper (1975), and U.K. (1978), as well as touring with Genesis (1976). In 1978, he formed his own group, Bruford, which was active until 1980.