Context of Einstein on the beach, an opera in four acts by Philip Glass/Robert Wilson ; produced by Pomegranate Arts, Inc., executive producer, Linda Brumbach, in partnership with le Festival d'automne et le Théâtre de la ville, with the support of Pierre Bergé ; a coproduction by Théâtre Musical de Paris-Châtelet, Telmondis, Mezzo, in association with France 2 ; produced by Antoine Perset, Denis Morlière ; film director, Don Kent, (videorecording)