This three-volume handbook describes the core competency areas in providing psychological services relevant to practitioners as well as clinical researchers. It covers assessment and conceptualization of cases, the application of evidence-based methods, supervision, consultation, cross-cultural factors, and ethics.

General Competencies.- Basic Competencies.- Competencies in Adult Clinical Psychology.- Competencies in Child Clinical Psychology.- Ethical and Legal Issues.- Cultural Diversity.- Relationships.- Translating Science into Clinical Practice.- Diagnosis and Evaluation.- Clinical Interviewing with Adults.- Clinical Interviewing with Children.- Cognitive Assessment with Adults.- Cognitive Assessment with Children.- Behavioral Assessment with Adults.- Behavioral Assessment with Children.- Research.- Psychometrics.- Design and Analysis.- Single Subject Research.- Qualitative Research.- Epidemiology.- Literature Review and Meta Analysis.- Professional Roles.- Supervision.- Consultation.- Teaching.- Management and Administration.- Intervention and Treatment for Adults.- Adults.- Major Depressions.- Bipolar Disorder.- Simple Phobia.- Agoraphobia.- Obsessive Compulsive Disorder.- Post-Traumatic Stress Disorder.- Social Anxiety.- Schizophrenia.- Borderline Personality Disorder.- Substance Use Disorders.- Sexual Deviation.- Marital Dysfunction.- Physical Abuse.- Sexual Abuse.- Special Topics.- Geropsychology.- Pharmacological Adjuncts.- Intervention and Treatment for Children and Adolescents.- Major Depression.- Bipolar Disorder.- Anxiety Disorders.- Mental Retardation.- Pervasive Developmental Disorder.- Learning Disabilities.- Conduct Disorders and ODD.- Attention Deficit Hyperactivity Disorder.- Enuresis and Encopresis.- Tic and Habit Disorders.- Anorexia and Bulimia.- Substance Use Disorders.- Child Physical Abuse and Neglect.- Child Sexual Abuse.- Peer Problems.- Somatization Disorder.- Special Topics.- Pharmacological Adjuncts.- Family Issues.