Bayreuth Festival the world of opera. Other notable directors to have participated in "Werkstatt Bayreuth" included Jean-Pierre Ponnelle, Sir Peter Hall of the Royal Shakespeare Company, Götz Friedrich of the Deutsche Oper Berlin, Harry Kupfer of the Berlin State Opera in the former communist East Germany and Heiner Müller of the Berliner Ensemble. In the end, Wolfgang's decision to bring in experimental directors helped rejuvenate Bayreuth and restore its reputation as the world leader in Wagnerian opera. There was uncertainty over how the Festival was to be managed after the retirement of Wolfgang Wagner at the end of August 2008. In 2001,
Annual Avant Garde Festival of New York music scene that was emerging out of Fluxus. The inaugural festival was at Judson Hall and featured 28 composers which included John Cage and Morton Feldman. Notable performers at the Avant Garde Festival of New York included Charlotte Moorman, John Cage, Yoko Ono, Carolee Schneeman, Robert Delford Brown, John Lennon, Alison Knowles, Nam June Paik, Morton Feldman, Dick Higgins, Ray Johnson, Richard Kostelanetz, Bill Fontana, amongst others. Annual Avant Garde Festival of New York The Annual Avant Garde Festival of New York was an annual event that began in 1963 as an open forum for the emerging experimental music scene