Pat Sharkey is a fifth year doctoral candidate in Sociology and Social Policy. He is also a doctoral fellow in the Multidisciplinary Progam in Inequality and Social Policy at the Kennedy School of Government. In academic year 2006-2007 Pat will be a research fellow at the Weatherhead Center's Project on Justice, Welfare and Economics, and at Harvard's Institute for Quanititative Social Science. Pat's most recent publication is a forthcoming article titled "Navigating Dangerous Streets: The Sources and Consequences of Street Efficacy," which will be published in the American Sociological Review in the Fall of 2006. His dissertation research examines the persistence of racial inequality in residential environments over the life course and across generations. Pat has received three fellowships and grants for his dissertation research, including a fellowship from the Weatherhead Center, a research grant from the Institute for Quantitative Social Science, and a grant from the Horowitz Foundation for Social Policy.