Ebrahim Rajabpour

The present study investigates the impact of career plateau on knowledge hiding, while emphasizing the mediating role of distrust and perceived organizational indifference among employees of Shiraz City municipalities. This study can be classified as quantitative research and also adopts a deductive approach in terms of research philosophy. The statistical population of this study is 212 employees from Shiraz Municipality. As for data collecting, a five-point Likert scale questionnaire was utilized to gather data. To assess the questionnaire's validity and reliability, the content validity method and Cronbach's alpha coefficient were used. Based on the findings, the values of Cronbach’s alpha coefficients for the variables of career plateau, knowledge hiding, organizational distrust, and perceived organizational indifference were calculated as 0.930, 0.870, 0.906, and 0.886, respectively, all exceeding 0.7. The research hypotheses were tested using structural equation modeling as well as SPSS and PLS. The research findings showed that career plateau significantly impacts knowledge hiding, perceived organizational distrust, and perceived organizational indifference. Additionally, both perceived organizational distrust and perceived organizational indifference were found to have effects on knowledge hiding. Finally, based on the study's findings, guidelines have been recommended to senior managers of Shiraz Municipalities.