Kristin Johnson, MPH, is the Monitoring and Evaluation (M&E) Coordinator for Pediatric HIV/AIDS Treatment Support (PATS), a not-for-profit organization that provides medical support to children living with HIV/AIDS in rural China. Since Ms. Johnson joined PATS in 2007, she has led M&E efforts, including data collection, program assessment, and curriculum development. Ms. Johnson also works at John Snow, Inc. where her work focuses on HIV/AIDS clinical outcomes and the use of health information technology for quality improvement and the delivery of health care services.