This book contains chapters and commentaries by members of the Institute of Medicine (IOM) committee and by outstanding practitioners, researchers, legislators, and policymakers about the IOM’s proposals for new directions in quality assurance as specified in Medicare: A Strategy for Quality Assurance, Volumes 1 and 2 . Sections of this new book address ideas about how to move toward increasing professionalism, implementing orgranization and system-focused quality improvement, better decision making by patients and clinicians, patient outcomes orientation, and public accountability and program evaluation. Other sections explore research questions and capacity building in the field of quality assessment and improvement, the epidemiology and quality problems, and legal issues in quality assessment.