Achim Freyer is a German stage director, set designer and painter. A protégé of Bertolt Brecht, Freyer has become one of the world's leading opera directors, working throughout Europe and, since 2002,

Frank Baumbauer is a German theater director and artistic director active in the German theater community. He is the son of German casting agent Erna Baumbauer. Baumbauer was from 2001 to 2009 the dir