The turn of the century has been a moment of rapid urbanization. Much of this urban growth is taking place in the cities of the developing world and much of it in informal settlements. This book presents cutting-edge research from various world regions to demonstrate these trends. The contributions reveal that informal housing is no longer the domain of the urban poor; rather it is a significant zone of transactions for the middle-class and even transnational elites. Indeed, the book presents a rich view of "urban informality" as a system of regulations and norms that governs the use of space...