Study Search Results Your query returned 5 results. Series results are grouped under the most relevant study. You can ungroup series results. Results per page: 25 50 100 Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Most Downloaded (?) Study Title/Investigator 1. ABC News Hurricane Katrina Anniversary Poll, August 2006 (ICPSR 4664) ABC News 23 more results in ABC News/Washington Post Poll Series 2. American Citizen Participation Study Follow-Up: Singles and Couples Data, Fall 1993-Winter 1994 (ICPSR 23561) Burns, Nancy ; Schlozman , Kay Lehman ; Verba, Sidney 3. CBS News Call-Back Poll, March 2008 (ICPSR 26145) CBS News 9 more results in CBS News/New York Times Poll Series 4. National Black Election Study, 1996 (ICPSR 2029) Tate, Katherine 5. National Black Politics Study, 1993 (ICPSR 2018) Dawson, Michael; Brown, Ronald; Jackson, James S.