Gallery: Joseph Raffael - opens Thu, 26 Oct Paula Cooper Gallery, 534 W. 21st St: Cecily Brown: A Day! Help! Help! Another Day! Sean Kelly Gallery: David Claerbout: The pure necessity Paris Galerie Marian Goodman: Hiroshi Sugimoto: Surface Tension EFTA00694950 Zurich Galerie Eva Presenhuber, Maag Areal: A