Nancy Lin is a CHP/PCOR trainee with the Agency for Healthcare Research and Quality Fellowship Program. Before coming to CHP/PCOR in January 2005, she completed her doctoral studies in epidemiology at the Harvard School of Public Health. Her research has focused on safety and policy issues related to the increased number of childhood immunizations. She has also done research on the determinants of prescribing, utilization and adherence to medical therapies, and on the adoption of new technologies aimed at quality improvement. She previously worked as a research assistant for the healthcare consulting firm The Lewin Group, and she completed a fellowship in vaccine safety at Harvard Medical School's Department of Ambulatory Care and Prevention.