A Bookshelf on Top of the Sky: 12 Stories About John Zorn 2002 Synopsis - A rare peek into the working methods of John Zorn. Filmed over a ten year period, this documentary includes live footage of Masada, Naked City, Cobra, as well as improvisations, his classical work and rare interviews. A prize winner at European festivals, this film documents Heuermann's very personal, fifteen year odyssey with the music of John Zorn.