investigate the mediating role of organizational trust on the relationship between of perceived organizational support and organizational commitment in Islamic Azad university of Fars

The main goal of this study was to investigate the mediating role of organizational trust on the relationship between of perceived organizational support and organizational commitment in Islamic Azad university of Fars. The purpose of applied research and data collection method was descriptive correlational. The population consisted of all faculty members and staff of Islamic Azad University, Fars province that A sample of 385 subjects selected by random cluster sampling method. In order to collect information, a questionnaire of organizational commitment (Allen and Meyer, 1990), a questionnaire on perceived organizational support (Eisenberg, 1986) and a questionnaire on organizational trust (Athos and Gabarv, 1976) were used. Reliability using Cronbach's alpha for Organizational Commitment Questionnaire (0/83), a questionnaire on perceived organizational support (0/89) and a questionnaire on organizational trust (0/88) estimate and approved. To analyze the data, SPSS and PLS is used. The results obtained in this study indicate that perceived organizational support and organizational commitment and organizational trust had significant positive relationship. Also, organizational commitment and organizational trust had significant positive relationship and the role of trust as a mediator between perceived organizational support and organizational commitment were approved.