Search Results Use the search box below to revise your search, or start a new search. Studies (2) Variables Publications Your query returned 2 studies. Series results are grouped under the most relevant study. Ungroup series results to view all results. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. Bethlehem [Pennsylvania] Police Family Group Conferencing Project, 1993-1997 (ICPSR 2679) McCold, Paul; Wachtel, Benjamin 2. Exploring the Drugs-Crime Connection Within the Electronic Dance Music and Hip Hop Nightclub Scenes in Philadelphia, Pennsylvania, 2005-2006 (ICPSR 21187) Anderson, Tammy; Kavanaugh, Philip R.; Bachman, Ronet; et al.