Luigi Nono (1924-1990) was an Italian composer associated with the avant-garde movement in 20th-century classical music. He was a leading figure in post-World War II experimental music and is often linked to the Darmstadt School, which emphasized new techniques and the breaking of traditional forms. Nono's work spans various genres, including orchestral, chamber, and vocal music, with a strong commitment to political and social themes. Notable works include "Il canto sospeso" (1956), a choral work reflecting on the Holocaust, and "Prometeo" (1984), a multimedia opera that integrates music with visual elements and spoken text. His compositions are characterized by innovative use of space, sound, and silence, often employing complex textures and non-traditional structures. Nono's impact on music is significant; he challenged conventional boundaries and inspired subsequent generations of composers to explore new forms and technologies. His commitment to integrating music with social consciousness has made him a pivotal figure in contemporary classical music, with a legacy that continues to influence artists across diverse genres.