The second edition includes additional chapters on Mental Health and Mental Illness; Personality Development and Theories; Nursing Process in Psychiatric Nursing; Psychosocial Issues among Special Population. Significant changes have been made in almost all the chapters, especially in chapters on Principles and Practice of Psychiatric Nursing; Therapeutic Nurse-Patient Relationship; Psychoactive Substance Abuse; Crisis Intervention and Community Mental Health Nursing. A few review questions have also been included where necessary