Personality psychology is the study of individual differences in human behavior, thoughts, and feelings. It encompasses many sub-fields like psychometrics, clinical psychology, and social psychology. Synonyms for personality psychology may include character analysis, disposition theory, temperament philosophy, personality studies, individual variability research, and psychological profiling. These terms all describe the field of study concerned with understanding the unique traits and characteristics that make up an individual's personality. Personality psychologists use a range of methods to assess and classify personality, including interviews, self-report questionnaires, and behavioral observations. By understanding these traits, personality psychologists can develop effective interventions to help individuals cope with life stressors, improve their relationships, and achieve their personal goals.