Christoph Schlingensief
Christoph Maria Schlingensief was a German theatre director, performance artist, and filmmaker. Starting as an independent underground filmmaker, Schlingensief later staged productions for theatres and festivals, often accompanied by public controversies. In the final years before his death, he staged Wagner's Parsifal at the Bayreuth Festival and worked at several opera houses, establishing himself as a Regietheater artist.