The Haunting Marcel Dzama brings history and politics into his three-dimensional fantasy worlds in a major New York show Joseph R. Wolin Weightless The rule-breaking veteran abstract painter John Heward finds a “perpetual present” Gary Michael Dault Journeys with Geoffrey A fellow traveller reflects on the artistic evolution of the Toronto-based photographer Geoffrey James Michael Mitchell Object World the extravagantly crowded surreal scenarios of the up-and-coming painter Etienne Zack Robin Laurence Enduring Messaging A Canadian new-media pioneer asks are microcommunications an art form? Tom Sherman