1925–2003. Italian composer in the Post-War Avant-Garde tradition.

Major Italian modernist; known for his Sequenza series and innovative vocal works. Folk Songs arrangement is widely performed. Closely associated with European avant-garde movements including serialism and electronic music.

Signature works: Sinfonia for Eight Voices and Orchestra, Sequenza series, Folk Songs for Mezzo-Soprano and Chamber Ensemble, Coro for Voices and Instruments, Rendering.