RIP: Karlheinz Stockhausen

Karlheinz Stockhausen (August 22, 1928 – December 5, 2007) was a German composer, widely acknowledged as one of the most important but also controversial composers of the 20th century. He is known for his ground-breaking work in electronic music and aleatory (controlled chance) in serial composition. Another critic calls him “one of the great visionaries of 20th-century music”.

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