Twenty years of Medicare and Medicaid: Covered populations, use of benefits, and program expenditures

Marian Gornick is Director, Division of Beneficiary Studies, in the Office of Research, Health Care Financing Administration. She has been involved in research studies relating to Medicare and Medicaid since the programs were first implemented. Jay N. Greenberg is on the faculty of the Heller Graduate School, Brandeis University. Dr. Greenberg serves as the Associate Director for Research of the school's Health Policy Center. Paul W. Eggers is Chief, Program Evaluation Branch, in the Office of Research, Health Care Financing Administration (HCFA). Dr. Eggers' research activities involve the evaluation of the impact of HCFA programs on the beneficiaries. Allen Dobson is Director, Office ofResearch, Health Care Financing Administration. Dr. Dobson is responsible for directing the planning and development of the Agency's research agenda.