Her research is focused on developing cumulative risk assessment to inform public-health decision making. Dr. Fox has applied cumulative-risk methods in numerous community health assessments. Her current research is directed at national-level decision-making and includes the relationship between exposure to a mixture of nephrotoxic metals and renal function and applications of risk assessment to policy evaluation. Dr. Fox earned her M.P.H. from the University of Rochester School of Medicine and Dentistry and her Ph.D. from the Johns Hopkins Bloomberg School of Public Health.