The Journal of Abnormal Psychology primarily focuses on the following major areas:

1. Psychopathology: This includes the study of mental disorders, their symptoms, etiology, and treatment. The journal publishes research that explores various psychological disorders, including anxiety disorders, mood disorders, personality disorders, and psychotic disorders.

2. Psychological Assessment: Research related to the assessment and measurement of psychological constructs, including the development and validation of psychological tests and diagnostic tools.

3. Treatment and Intervention: Studies that evaluate the effectiveness of different therapeutic approaches, including psychotherapy, pharmacotherapy, and alternative treatments for mental health issues.

4. Developmental and Social Factors: Investigations into how developmental stages and social contexts influence the emergence and course of psychological disorders. This includes the impact of family, culture, and socioeconomic status.

5. Neuroscience and Biological Factors: Research that examines the biological underpinnings of abnormal behavior, including genetic, neurobiological, and physiological factors.

6. Cognitive and Behavioral Processes: Studies that explore cognitive and behavioral mechanisms underlying abnormal psychology, including learning processes, cognitive distortions, and behavioral patterns.

7. Prevention and Public Policy: Research that addresses the prevention of mental health issues and the implications for public policy, including access to care and mental health services.

The journal aims to advance the understanding of abnormal psychology through empirical research, theoretical discussions, and reviews of current literature. It serves as a platform for researchers and practitioners to share findings that can inform clinical practice and policy-making in mental health.