About Humphrey

Humphrey's current research focus is tobacco prevention and control, and in particular quantitative analysis of tobacco survey data. Previously he has conducted research on health insurance and the uninsured; health cost, quality and access under Medicaid; and the efficacy of DUI intervention programs. He has worked in policy analysis of topics including hospital and pharmaceutical law and litigation; Medicaid, Medicare, and managed care; and mortgage and banking regulation. He has expertise in policy research and evaluation; health policy; traffic safety research; new growth economics; quantitative analysis; data presentation; game theory and formal modeling.