Dr. Marilyn Moon is a retired researcher who has worked to inform consumers, providers, and policymakers about aging and health care issues, innovations in care delivery systems, and approaches to Medicare and Social Security reform. She is currently writing a book with a colleague on retirement housing issues. Before retiring, she worked at the American Institutes for Research (AIR), leading their health policy group for 10 years and then serving as an Institute Senior Fellow.

Dr. Moon has also served as a Senior Fellow at the Urban Institute and as a Public Trustee for the Social Security and Medicare trust funds. Between 2003 and 2013 she directed AIR’s Health Program. She has been an Associate Professor of economics at the University of Wisconsin, Milwaukee, a senior analyst at the Congressional Budget Office, and the founding director of the Public Policy Institute of the American Association of Retired Persons.

Dr. Moon's earlier work focused on health care financing and public policy issues with a particular emphasis on Medicare costs and its impact on access to care. From 2008 through 2012, she chaired the Maryland Health Care Commission. She has served on several boards for non-profit organizations, including the Medicare Rights Center and the National Academy of Social Insurance. She is also a member of the National Academy of Medicine. 

Dr. Moon earned a PhD in economics from the University of Wisconsin–Madison.