The $25 Summer Card pilot program operated by North Carolina Department of Health and Human Services (NCDHHS) was successful in encouraging COVID-19 vaccination, according to a published research letter by authors from NCDHHS, the Advanced Center for COVID-19 Related Disparities (ACCORD) at the Julius L. Chambers Biomedical Biotechnology Research Institute at North Carolina Central University (NCCU), and the Departments of Biostatistics and of Health Behavior at the Gillings School of Global Public Health at the University of North Carolina at Chapel Hill (UNC-Chapel Hill).