The expanded 3rd edition presents a comprehensive and scholarly presentation of the roles and issues related to advanced practice nursing. Specifically, it provides the practical strategies nurse practitioners, clinical nurse specialists, nurse midwives, and nurse anesthetists need in order to improve patient care and legitimize their roles in an ever-changing health care system. In fact, it's the only text available that provides conceptually consistent definitions and complete exploration of advanced practice nursing. And with expanded coverage that further synthesizes concepts and explores new issues, this edition contains the comprehensive coverage necessary to guide advanced practice nurses.