Introduction: results of many conducted researches showed that, workplace negative behaviors has many personal and organizational concequences. Therefore, current research was carried out with the purpose of investigating the mediating role of anger on the relationship between perceived organizational injustice with workplace incivility.
Method: The statistical sample of this research consists of 265 employees of Isfahan main office of education and training and its six districts who were chosen by convenience sampling method from among the total of 862 employees. In this research a set of questionnaire consisting of organizational injustice by Niehoff and Moorman (1993), anger in workplace by Van Alderan, Miss and Kumpero (1997) and workplace incivility by Blue and Anderson (2005) were used. Data were analyzed by using of Pearson’s correlation coefficient and Structural Equation Model (SEM).
Results: findings showed that there are significant relationship (p