As modern healthcare evolves, it is essential for nurses to understand and work with a diverse range of people to provide quality care. But it is often difficult to grasp the many roles of those in healthcare services. This book provides a clear, practical and up-to-date guide to the various people that nurses work with, including the essential role of service users themselves, and how to work with them to improve care. This new edition includes increased coverage of teamwork and improving mental health. It is updated throughout including discussion of Li NKS, the Care Quality Commission and Every Child Matters.