Dr. Potosky is a Professor in the Department of Oncology, Georgetown University Medical Center, and the Director of Health Services Research in the Cancer Prevention and Control Program at the Lombardi Comprehensive Cancer Center. He received his Ph.D. in Health Services Research from The Johns Hopkins University Bloomberg School of Public Health. At the National Cancer Institute from 1987-2008, Dr. Potosky directed several multi-site prospective studies of the quality and effectiveness of community-based cancer care, and helped to develop data resources and methods for conducting cancer-related health services and economics research. At Georgetown, he has continued to focus his work on access to cancer care, disparities, effectiveness, and patient-reported outcomes. He leads a team of 3 other faculty members at Lombardi who possess complementary skills in epidemiology, statistics, health economics, pharmacology, decision analysis, and psychometrics. His team is conducting studies that investigate the use, safety and effectiveness of cancer therapies, and studies that use patient-reported outcomes to document decrements in care and guide clinical practice.