Constantine A. Gatsonis, PhD
Group Statistician, Imaging

Dr. Gatsonis is the group statistician overseeing medical imaging research for the ECOG-ACRIN Cancer Research Group (ECOG-ACRIN), and co-leader of the ECOG-ACRIN Biostatistics Center. He is the Henry Ledyard Goddard University Professor of Statistical Sciences and the founding director of the Center for Biostatistics and Health Data Science at the Brown University School of Public Health. Dr. Gatsonis is a leading authority on the evaluation of diagnostic and screening tests, and has made major contributions to the development of methods for medical technology assessment and health services and outcomes research. He is the lead statistician for several current and past landmark trials, notably the Tomosynthesis Mammography Imaging Trial (TMIST), Digital Mammography Imaging Screening Trial (DMIST), and National Lung Screening Trial (NLST).