1. Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
2. Office of Educational Innovation and Evaluation, Kansas State University, Manhattan, KS, USA
3. Prevention Research Center in St. Louis, Brown School at Washington University in St. Louis, St. Louis, MO, USA
4. Division of Public Health Sciences and Alvin J. Siteman Cancer Center, Washington University School of Medicine, St. Louis, MO, USA