The Relationship between perceived organizational bullying and burnout with the role of mediator of freedom of expression in the staff of the Ministry of Sports and Youth

. The research method was descriptive-correlational. The statistical population of the study was all staff of the Ministry of Sports and Youth at 800 people. 243 people were selected randomly as a sample. Measurement tool was Maslow Professional Burnout Questionnaire (1981), Spillage and Holt Organizational Bullying (2001), and Amrollahi and Associates Freedom of Speech (1396). The face and content validity of the questionnaires was confirmed by 11 experts and the confirmatory factor analysis was used to confirm the validity of their constructs. The reliability of the questionnaires was also determined by a pilot study on 30 members of the community and by Cronbach's alpha coefficient. Kolmogrov-Smirnov tests, one-sample t-test using Spss V23 and structural equation modeling using Amos version 23. The results of the research showed a positive and significant correlation between perceived organizational bullying and burnout (r = 0.57) and a reverse and significant relationship between perceived organizational bullying and expression (r = -0.42), and between freedom of speech and There is a burnout (r = -0.34) (Sig = 0.01). The results also showed that the variable of freedom of expression in the relationship between perceived organizational bullying and burnout has a significant mediator role. Attention to factors causing organizational bullying and freedom of expression can be effective in reducing the burnout of the staff of the Ministry of Sports and Youth.