John MacDonald, PhD is Professor of Criminology, Sociology, and Education. Professor MacDonald focuses primarily on studying race and ethnic disparities in criminal justice and the effect of public policy responses on crime and health. Dr. MacDonald won the Association of Public Policy and Management's David N. Kershaw Award. He is an elected Fellow of the Academy of Experimental Criminology. His ongoing research includes a randomized community trial of vacant housing remediation. His recent work appears in Annual Review of Criminology, Proceedings of the National Academy of Sciences, and Criminology and Public Policy. He is currently the Co-Editor of the Journal of Quantitative Criminology.