Anthony M. Orum is Professor Emeritus of Sociology at the University of Illinois-Chicago, USA, and Editor-in-Chief of The Wiley Blackwell Encyclopedia of Urban and Regional Studies. His work has covered a variety of topics, including the growth and development of American cities and the social psychological roots of politics, voting, and political participation in the United States.
Javier Ruiz-Tagle is Assistant Professor at the Institute of Urban and Territorial Studies at the Pontifical Catholic University of Chile. He specializes in topics of residential segregation, housing policies, neighborhood effects, urban sociology, and comparative studies.
Serena Vicari Haddock is Senior Associate Professor in the Department of Sociology at the University of Milano-Bicocca, Italy, and is a member of the European Spatial Development Planning (ESDP) network. Her primary research interests are urban development and regeneration policies and governance in Italian cities.