Duncan A. Buell retired in 2021 from the University of South Carolina, where he was a professor in the Department of Computer Science and Engineering and was department chair and interim dean. He served as a consultant to the League of Women Voters of South Carolina on election technology and analyzed Election Systems and Software (ES&S) election data from South Carolina, Pennsylvania, Texas, Kansas, North Carolina, and Colorado. He also was a member of the Board of Voter Registration and Elections for Richland County, South Carolina. He is the co-author of the 2022 report “Voting Systems: How They Work, Vulnerabilities, and Mitigation.”