1 Emily M. D'Agostino is with the Department of Orthopaedic Surgery, Duke University School of Medicine, Durham, NC, and is also a guest editor of this special issue. Gaurav Dave is with the Division of General Medicine and Clinical Epidemiology, University of North Carolina, Chapel Hill. Callie Dyer is with the Finney County Health Coalition, Garden City, KS. Aliyha Hill is with the Chicago Department of Public Health, Chicago, IL. Detra McCarty is with A Community of Caring Christians, Shubuta, MS. Sandra Melvin is with the Institute for the Advancement of Minority Health, Ridgeland, MS. Marcus Layer and Judy Jean are with the Duke Clinical Research Institute, Duke University School of Medicine, Durham. Krista Perreira is with the Department of Social Medicine, University of North Carolina School of Medicine, Chapel Hill.