neighborhoods defeat good programs”. This paper identifies the underlying causes of bad neighbourhoods along with their costs to local residents and residents throughout the region. It is a critical essay that traces recent patterns of uneven metropolitan development, the social forces generating these patterns, their many costs and potential remedies. It demonstrates how the interrelated processes of sprawl, concentration of poverty and racial segregation shape the opportunity structure facing diverse segments of the nation’s urban and metropolitan population. In so doing, it draws on recent scholarly literature from various disciplines, government data and documents, research institute reports and the mass media. Topics addressed include ...