The third edition of this text provides psychiatric nurses and nursing students with a compact clinical reference presented in an outline format. It reflects changes made in the parent text: Principles and Practices of Psychiatric Nursing, 5th edition, including new chapters on the biopsychosocial context of care, the continuum of care, schizophrenia, personality disorders, eating disorders and managing aggressive behaviour. It also provides assessment tools to assist the reader in effective data collection.