Search Results Use the search box below to revise your search, or start a new search. Studies (29) Variables Publications Your query returned 29 studies. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 26. Research on Pathways to Desistance [Maricopa County, AZ and Philadelphia County, PA]: Subject Measures, 2000-2010 (ICPSR 29961) Mulvey, Edward P. 27. School Culture, Climate, and Violence: Safety in Middle Schools of the Philadelphia Public School System, 1990-1994 (ICPSR 2026) Welsh, Wayne N.; Jenkins, Patricia H.; Greene, Jack R. 28. Supporting Police Integrity in the Philadelphia [Pennsylvania] Police Department, 1991-1998 and 2000 (ICPSR 3977) Greene, Jack R.; Piquero, Alex R. 29. Use and Effectiveness of Hypnosis and the Cognitive Interview for Enhancing Eyewitness Recall: Philadelphia, 1988-1989 (ICPSR 9478) Orne, Martin T.; Whitehouse, Wayne G.