(b St Louis, 1916; d NY, 1979). Amer. composer. On staff NY College of Mus. from 1966. Works incl. Symphony on Poems of William Blake, bar., chamber ens., vn. conc., pf. conc., chamber mus., songs, etc. One of first Amer. composers to use 12-note technique, but generally with strong tonal associations.
From The Concise Oxford Dictionary of Music in Oxford Reference.