The present research studied the effect of personality traits of the managers of Sistan and Baluchistan’s classrooms on their management style and its impact on the classroom’s psychological and social atmosphere. This is a descriptive and correlation study regarding the method. The statistical population included all the formal managers (including male and female) employed in middle schools in Chabahar province consisting of 312 people and its sample size was equal to 172 according to the Cochran formula. This research’s data collection tool was three standard questionnaires including personality traits, management style, and social and psychological atmosphere of the classroom whose reliability in the present research was computed by Cronbach’s alpha as 0.79, 0.78, and 0.68, respectively. The research’s results showed that there is a significant relationship between managers’ personality traits and the social and psychological atmosphere of the classroom. There was a positive and significant relationship between personality traits dimension and management style except for compatibility and openness toward experience. There was a positive and significant relationship between the personality traits dimension and the social and psychological atmosphere of the classroom except for psychiatry.
