The Impact of Organizational Bullying on Job Performance through Transformational Leadership and Ethical Leadership (Case Study: Islamic Azad University, South Tehran Branch)

The purpose of this study is to investigate the effect of organizational bullying on job performance through transformational leadership and ethical leadership. The present study is applied in terms of purpose and correlational in terms of how to collect descriptive information. The statistical population of the present study consisted of all employees of the Islamic Azad University, South Tehran Branch, numbering 1000 people. Through Cochran sampling formula, 287 people were selected as a sample through stratified sampling method appropriate to the volume. The research instruments were the standard job performance questionnaire of Tsui et al. (1997), the standard questionnaire of organizational bullying of Inarsen et al. (2009), the standard questionnaire of transformational leadership of Rahim et al. (2006) and the standard questionnaire of ethical leadership of Brown et al. (2005). The validity of the questionnaires was examined based on the content validity using the opinion of experts, formally based on the views of a number of statistical and structural populations by factor analysis method and after the necessary terms the validity was confirmed and on the other hand the reliability of the questionnaire (Cronbach's alpha method was estimated (0.88), (0.85), (0.87) and (0.88) respectively.Data analysis was performed at the inferential level including structural equation modeling. The results showed that organizational bullying through transformational leadership has a negative and significant effect on job performance, the coefficient of this effect is -0.44 and through moral leadership has a negative and significant effect on job performance, the coefficient of this effect is -0.33.