About Mario Polese Mario Pol�se is a research professor at the Institut National de la Recherche Scientifique - Urbanisation, Universit� du Qu�bec � Montr�al, as well as director of the Montreal Inter-university Group Urbanization and Development. Books by Mario Polese The Wealth and Poverty of Cities Why Nations Matter by (author) Mario Polese The Social Sustainability of Cities Diversity and the Management of Change edited by Mario Polese & Richard Stren The Social Sustainability of Cities Diversity and the Management of Change edited by Mario Polese & Richard Stren