Investigating the Effect of Teachers' Organizational Self-esteem on Academic Achievement with the Mediating Role of Knowledge Leadership Style (Case study: Secondary school students in Deylam city)

The aim of this study was to investigate the relationship between the teachers' organizational self-esteem and academic achievement of high school students in Deylam city with the mediating role of knowledge leadership style. The research method was quantitative-descriptive-correlational and applied from in terms of purpose. The statistical population included all high school teachers in Bandar Deylam city in the academic year 1396-1397, whose total number is 355 people. The sample size was 185 people. The research instruments included organizational self-esteem questionnaire and knowledge leadership style questionnaire. Data were analyzed using descriptive and inferential statistical methods and structural equation modeling or multivariate analysis with latent variables using Smart-PLS software. Findings showed that there is a relationship between organizational self-esteem and its dimensions (autonomy, individual value in the organization, adaptability and individual ability) with the academic achievement of high school students. Also, there is a relationship between organizational self-esteem and its dimensions (autonomy, individual value in the organization, adaptability and individual capability) with teachers' knowledge leadership style and teachers' knowledge leadership style mediates between organizational self-esteem and students' academic achievement (P<0/05).