Dr. Dufour completed her training in biostatistics at Boston University, Graduate School of Arts and Sciences. Her methodological expertise is based in cluster analysis of unstable longitudinal patterns of disease progression. She is a recent recipient of the Scientist Development Award from the American College of Rheumatology, Rheumatology Research Foundation; through this mechanism, she is leading investigations of body composition remodeling in aging and its role in the epidemiology of foot disorders utilizing data from the Framingham Foot Study. Dr. Dufour has many collaborations both within IFAR and at outside institutions. She works closely with the faculty of the Musculoskeletal Research Center at IFAR on many projects studying foot heath in older adults. Dr. Dufour is also on faculty at MAVERIC at the VA Boston Healthcare System, currently working with a group studying medication use in cardiac stenting. Additionally, through a Visiting Scientist position at the Karolinska Institutet in Stockholm, Sweden, she is involved in an intervention study of physical activity in Rheumatoid Arthritis and spends a portion of her time each year in Stockholm. At IFAR, Dr. Dufour also sits on the Institutional Review Board as a member.