Kathy Pettit is a senior research associate in the Metropolitan Housing and Communities Policy Center at the Urban Institute whose research focuses on measuring and understanding housing markets and neighborhood change. She is also a recognized expert on local and national data systems useful in housing and urban development research and program development. She is the Director of the National Neighborhood Indicators Partnership, and has recently led several projects on studying the impacts of foreclosures on families and communities. Before joining the Metropolitan Housing and Communities Center, Ms. Pettit worked at the Center on Nonprofits and Philanthropy where she concentrated on the analysis and documentation of I.R.S. data sources on nonprofit organizations. She earned her Master of Public Policy from Georgetown University.