Completely revised, updated, and reorganized, this edition addresses issues confronting advanced practice nurses. This comprehensive text is organized into four sections--foundations of advanced practice nursing; changing environments and patient diversity; practice and economic imperatives; and roles and innovative models for caring. New and creative models of care are included in this text, and the Second Edition has been expanded to cover the range of advanced practice roles. Includes new chapters on informatics and complementary therapies, plus many new exemplars, found throughout the text, offering applicable information for students and practitioners alike.