Psychology is the scientific study of behavior and mental processes. There are several primary perspectives in modern psychology including psychoanalytic/psychodynamic, behaviorism, humanistic, cognitive, neuroscience/biopsychology, evolutionary psychology, and sociocultural approaches. Psychologists work in a variety of career specialties such as research, teaching, mental health services, and applied settings. Popular specialties include clinical, counseling, developmental, cognitive, social, industrial/organizational, gender/cultural, and experimental psychology.