He is Director of the Social HMO Consortium, a university-provider cooperative that has developed, expanded, and researched a managed care model for integrating acute and long-term care services for Medicare beneficiaries. His most recent book, Linking Medical Care and Community Services, was published by Springer in 2003. In the 2003-4 academic year he has been on sabbatical studying the new national long-term care insurance programs in Germany and Japan.