Jamie Collins is a Senior Biostatistician at the Orthopaedic and Arthritis Center for Outcomes Research at Brigham and Women’s Hospital and Assistant Professor in the Department of Orthopedic Surgery at Harvard Medical School in Boston, MA USA. Her research interests include the analysis of multilevel and correlated data, missing data and informative dropout, group based trajectory and latent growth curve models, and risk prediction. Her work in health services research in osteoarthritis includes outcomes research for patients with total joint replacement, applying novel methods to estimate disease progression over time, and in identifying and classifying biomarkers for progression of knee osteoarthritis.