Claude Coppens (b. December 23, 1936, Schaarbeek, near Brussels) is a Belgian pianist and composer. Coppens studied at the Royal Conservatory in Brussels with Marcel Maas and in Paris with Marguerite Long. He held amicable relations with several well known twentieth century composers including John Cage and Frank Zappa. As an interpreter he is known for his faithfulness to the original intentions of the composer. Wikipedia
The definitive Wikipedia entry for Claude Coppens. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Claude_Coppens