1. Background Check and Licensing Policies for Firearm Purchase: Design, Implementation, and Enforcement Elements by State (1980-2019) Bookmark Format Single study
2. CBS News/New York Times Clarence Thomas Nomination Poll, September-October 1991 Bookmark Format Single study
3. Census of Public Defender Offices: County-Based and Local Offices, 2007 Bookmark Format Single study
5. Census of Publicly Funded Forensic Crime Labs Series (CPFFCL) (2002+) Bookmark Format Series - ongoing
9. Court Workforce Racial Diversity and Racial Justice in Criminal Case Outcomes in the United States, 2000-2005 Bookmark Format Series - completed