The Government Accountability Office appointed two new congressional advisers to the Medicare Payment Advisory Commission: David Grabowski, a professor in the Department of Health Care Policy at Harvard Medical School, and Dana Gelb Safran, chief performance measurement and improvement officer and senior vice president of Enterprise Analytics at Blue Cross Blue Shield of Massachusetts. Grabowski's research focuses on the economics of aging, with an emphasis on post-acute and long-term care financing, organization, and delivery of services, according to a GAO...