Julie-Anne Boudreauis Associate Professor at the Center for Urbanisation, Culture, and Society of the National Institute for Scientific Research in Montreal. She holds the Canada Research Chair on the City and Issues of Insecurity. Her recent work focuses on fear in the city and fear of the city. She has written The MegaCity Saga: Democracy and Citizenship in this Global Age(Black Rose Books, 2000).Roger Keilis the Director of the City Institute at York University and Professor at the Faculty of Environmental Studies at York University, Toronto. Among his publications are The Global Cities Reader(ed. with N. Brenner, Routledge, 2006) and Networked Disease: Emerging Infections and the Global City(ed.

with S.H. Ali, Wiley-Blackwell, 2008). Keil is the co-editor of the International Journal of Urban and Regional Researchand a co-founder of the International Network for Urban Research and Action.Douglas Youngis Assistant Professor of Social Science and teaches Urban Studies at York University, Toronto. He has worked as an architect, planner, and developer of non-profit housing co-operatives. His recent research and writing has focused on two areas: the fate of the Modern City in Toronto and Berlin, and the politics of infrastructure.