(b Westfield, ma, 13 April 1938). American composer, pianist and conductor. He was a pupil of Thompson and Spies at Harvard (1954-8) and of Wagner and Strunk at Princeton (1958-60). In 1962-4 he was associated with Stockhausen and in 1966-71 he was a member of Musica Elettronica Viva, based in Rome. During this period his music gained a socialist message (e.g. Coming Together, 1972) and he has explored folk and popular melodies; his works are characterized by drive and intensity.

The Concise Grove Dictionary of Music. Copyright © 1994 by Oxford University Press, Inc.. All rights reserved.