Ohio Wesleyan alumnus David C. Colby, Class of 1967, retired vice president of policy at the Robert Wood Johnson Foundation and noted health services and policy researcher, discusses “Health Policy: Addressing the Challenges We Face,” in Benes Rooms A and B of Hamilton-Williams Campus Center, 40 Rowland Ave., Delaware. Most recently, Colby, Ph.D., co-edited “Medicare and Medicaid at 50: America’s Entitlement Programs in the Age of Affordable Care.” His presentation is part of the Benjamin F. Marsh Lecture Series on Public Affairs sponsored by OWU’s Department of Politics and Government and its Arneson Institute for Practical Politics and Public Affairs. Admission is free. Learn more at www.owu.edu/politics.