This study discusses the role of psychology in Human Resource Management (HRM) within service companies using a literature review approach. The findings reveal that psychology contributes to various HRM functions, including recruitment and selection, employee training and development, work motivation, and the establishment of a supportive work environment. The application of psychological principles enables organizations to better understand employees’ characteristics and potential, which can improve job satisfaction, productivity, and service quality. Therefore, psychology serves as a key element in effective human resource management and supports the achievement of organizational goals.
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