Alexander von Hoffman is a Senior Fellow at the Joint Center for Housing Studies of Harvard University. He is the author of _House by House, Block by Block: The Rebirth of America’s Urban Neighborhoods_ (Oxford University Press, 2003); _Fuel Lines for the Urban Revival Engine: Neighborhoods, Community Development Corporations, and Financial Intermediaries_ (Fannie Mae Foundation, 2001); and _Local Attachments: The Making of an American Urban Neighborhood, 1850 to 1920_ (Johns Hopkins University Press, 1994) and editor of _Form, Modernism and History. Essays in Honor of Eduard F. Sekler_ (Graduate School of Design/Harvard University Press, 1997). Dr. von Hoffman has written numerous scholarly articles on urban history as well as general-interest essays on housing and urban development for periodicals such as the _Atlantic Monthly_, the_ New York Times_, and the _Washington Post_. His current major research projects are a history of low-income housing policy in the United States; the emergence of the issue of the preservation of affordable housing; and the rise of regulatory barriers to housing development in greater Boston. Before coming to the Joint Center, von Hoffman was an associate professor at Harvard’s Graduate School of Design where he continues to teach as a Visiting Lecturer in the Department of Urban Planning and Design. He holds a Ph.D. from the Department of History at Harvard University.