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. Social Capital and Children's Development: A randomized controlled trial conducted in 52 schools in Phoenix and San Antonio, 2008-2013 (ICPSR 35481) Gamoran, Adam 2. Transatlantic Trends: Immigration, 2011 (ICPSR 34423) Ziebarth, Astrid; Bernstein, Hamutal; Nyiri, Zsolt; et al.