Desc: Evidentia - A Film Conceived by Sylvie Guillem: Directed by Thomas Lovell Balogh, Mats Ek, Françoise Ha Van Kern, Adam Roberts, Gunilla Wallin. With Sylvie Guillem, William Forsythe, David Kern, Bénédicte Loyen. In this experimental film conceived by Sylvie Guillem, the choreographers become dancers or photographers: William Forsythe dances a superb solo and Mats Ek films his brother and Sylvie Guillem in Smoke, an oniric and sensual duet.