Search Results Use the search box below to revise your search, or start a new search. Studies (3) Variables Publications Your query returned 3 studies. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. American College Catalog Study Database, 1975-2011 (ICPSR 34851) Brint, Steven 2. Study of Instructional Improvement (SII) (ICPSR 26282) Loewenberg Ball, Deborah; Cohen, David K.; Rowan, Brian 3. Texas Higher Education Opportunity Project (ICPSR 29841) Tienda, Marta; Sullivan, Teresa A.