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. Sort by: Study Relevance Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Variable Relevance 1. Schools and Families Educating (SAFE) Children Study [Chicago, IL]: 1997-2008 (ICPSR 34368) Tolan, Patrick; Gorman-Smith, Deborah; Henry, David; et al. 2. Youth Development Study, 1988-2011 [St. Paul, Minnesota] (ICPSR 24881) Mortimer, Jeylan T.