Search Results Use the search box below to revise your search, or start a new search. Studies (5) 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. Project on Human Development in Chicago Neighborhoods (PHDCN): Routine Activities, Wave 2, 1997-2000 (ICPSR 13651) Earls, Felton J.; Brooks-Gunn, Jeanne; Raudenbush, Stephen W.; et al. 3 more results in Project on Human Development in Chicago Neighborhoods (PHDCN) Series 2. Simmons Longitudinal Study: Adaptation and Development Across the Lifespan [New England, United States], Grade 9 Data, Wave 4, 1987 (ICPSR 24863) Reinherz, Helen Z.