Robert Stokes is an Associate Professor and Chair of the Public Policy program within the School of Public Service at DePaul University.  His research has focused on public safety and security planning, specifically police-community relations and community-led safety planning; economic revitalization planning and place management strategies for urban retail areas; environmental sustainability planning; and healthy places planning.  He has been published in various academic journals and is the co-author of a recent book, Changing Places: The Science and Art of New Urban Planning. A native of Philadelphia, he holds a Ph.D. from the Bloustein School of Planning and Public Policy at Rutgers University.

Charlotte Gill is Associate Professor and Deputy Director of the Center for Evidence-Based Crime Policy in the Department of Criminology, Law and Society, George Mason University. Her primary research interests are community- and place-based crime prevention approaches, particularly with juveniles and youth; community policing; program evaluation; and research synthesis. Dr. Gill has fifteen years of experience in applied experimental and quasi-experimental research and is currently partnering with police departments and community groups around the United States to develop and test community-led approaches to place-based prevention and improve police responses to people with mental health issues. Dr. Gill is also a member of the Campbell Collaboration Crime and Justice Group and a Fellow of the Academy of Experimental Criminology. She is the recipient of a number of awards and honors, including the Andrew Carnegie Fellowship (2017-19) and the 2019 Outstanding Faculty - Rising Star award from the State Council for Higher Education of Virginia.