Examines the research literature on gentrification dealing specifically with its neighbourhood impacts. Describes the systematic review and its methodology and provides some; commentary on the wider use and appropriation of systematic reviews as a method for social and urban analysis. Examines the costs of gentrification and the positive; neighbourhood impacts of gentrification. Looks at the implications of this research for the Government's proposals to encourage an urban renaissance through encouraging middle; class and professional households back to the city. Suggests that there is little reason to expect that future waves of gentrification will be any less damaging than that; documented so far.