APPLIED PERSONALITY PSYCHOLOGY: THEORY, EVIDENCE, AND CONTEMPORARY DOMAINS
DOI:
https://doi.org/10.47054/IJERT2571100kkKeywords:
personality traits, applied psychology, academic achievement, mental and physical health, antisocial behavior, organizational behaviorAbstract
Personality psychology offers a comprehensive framework for understanding stable individual differences that shape cognition, emotion, and behavior across essential domains of functioning. This paper provides an integrative review of the applied relevance of personality in education, health, sport, organizational settings, and antisocial behavior. In the educational context, personality traits interact with motivation, self-regulation, and classroom environments to influence engagement, persistence, and achievement among students. Research on mental and physical health shows that neuroticism, conscientiousness, and extraversion systematically predict well-being, psychopathology, health behaviors, and longevity. In sport psychology, traits such as conscientiousness, extraversion, perfectionism, and affective states play a central role in athletic performance, coping strategies, and resilience. The paper also reviews findings linking low agreeableness, low conscientiousness, and high psychopathy to aggression and delinquency, as demonstrated across models including the Big Five, Eysenck’s PEN, and the dark triad. Within organizational contexts, conscientiousness and emotional stability emerge as robust predictors of job performance, leadership effectiveness, teamwork, and reduced counterproductive behaviors, while dark triad traits show stronger associations with manipulation and workplace deviance. Overall, the evidence underscores the pervasive influence of personality traits across applied psychological domains and highlights the value of integrating personality assessment into evidence-based practice aimed at fostering well-being, performance, and adaptive development across the lifespan.
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