'Exquisite Corpse' was a game played by the surrealists in which someone drew on a piece of paper, folded it and passed it to the next person to draw on until, finally, the sheet was opened to reveal a calculated yet random composition. In this entertaining and provocative book, Michael Sorkin suggests that cities are similarly assembled by many players acting with varying autonomy in a complicit framework. An unfolding terrain of invention, the city...