John Cage (1912-1992) was an influential American composer, music theorist, and artist, primarily associated with avant-garde and experimental music. He is best known for his innovative approach to sound, silence, and chance in music composition. Cage’s most notable work is "4'33''" (1952), a piece consisting of four minutes and thirty-three seconds of silence, challenging traditional definitions of music and performance. Another significant work is "Sonatas and Interludes" (1946-1948), a collection for prepared piano that transformed the instrument’s sound through the insertion of objects between the strings. Cage's philosophy was heavily influenced by Eastern philosophies, particularly Zen Buddhism, which emphasized the role of chance and the acceptance of unpredictability in art. Cage’s impact on music is profound, paving the way for the post-war avant-garde movement and influencing various genres, including minimalism and electronic music. His ideas encouraged musicians and composers to explore the boundaries of sound and silence, leading to new forms of artistic expression in the 20th century and beyond. Cage’s legacy continues to resonate in contemporary music and art, making him a pivotal figure in modern culture.