University of Tehran Press Organizational Culture Management 2423-6942 16 1 2018 03 21 Investigating the Effectiveness of Authentic Leadership on Organizational Social Performance with Regard to the Mediating Role of Organizational Culture (Case study: Guilan Ports and Maritime Organization) Investigating the Effectiveness of Authentic Leadership on Organizational Social Performance with Regard to the Mediating Role of Organizational Culture (Case study: Guilan Ports and Maritime Organization) 117 148 65646 10.22059/jomc.2018.132840.1006560 FA Ali Hadian Nasan Msc. Faculty of Literature and Humanities, University of Guilan, Guilan, Iran Mostafa Ebrahimpor Assistant Professor. Faculty of Literature and Humanities, University of Guilan, Guialn, Iran Seyed Mohammad Nopasand Asil Assistant Professor. Faculty of Literature and Humanities, University of Guilan, Guialn, Iran Journal Article 2016 02 17 Corporate Social Performance is the core of research in the field of business ethics and business and society is studied and reflects the company's ability to manage relationships with their environment. Hence, it is important to identify factors affecting of corporate social performance, the purpose of the study is investigating the effectiveness of authentic leadership on the organization social performance, with regard to the mediating role of organizational culture. The present research is a descriptive-type research and an applied research in terms of purpose. Regarding data collection, it is considered a field study. Data collection instrument is questionnaire in this study, which includes 45 items in order to measure all research variables. For variable measurement, a five-point Likert scale was used. The validity of the questionnaire was ensured by expert’s and professors’ opinions and its reliability was examined and confirmed using Cronbach’s alpha. The population of the present research consisted of the employees of Guilan Ports and Maritime Organization. Using Cochran formula, a number of one hundred and forty- eight (148) employees were studied as final samples of the research. Structural equation modelling approach was also used for testing hypotheses. For data analysis, tests were used structural equation in LISREL and SPSS. The results indicated that authentic leadership had a significant effect on social performance and organizational culture. Likewise, organizational culture had a significant effect on social performance. The mediating role of organizational culture was confirmed given the significance of the relationships. Corporate Social Performance is the core of research in the field of business ethics and business and society is studied and reflects the company's ability to manage relationships with their environment. Hence, it is important to identify factors affecting of corporate social performance, the purpose of the study is investigating the effectiveness of authentic leadership on the organization social performance, with regard to the mediating role of organizational culture. The present research is a descriptive-type research and an applied research in terms of purpose. Regarding data collection, it is considered a field study. Data collection instrument is questionnaire in this study, which includes 45 items in order to measure all research variables. For variable measurement, a five-point Likert scale was used. The validity of the questionnaire was ensured by expert’s and professors’ opinions and its reliability was examined and confirmed using Cronbach’s alpha. The population of the present research consisted of the employees of Guilan Ports and Maritime Organization. Using Cochran formula, a number of one hundred and forty- eight (148) employees were studied as final samples of the research. Structural equation modelling approach was also used for testing hypotheses. For data analysis, tests were used structural equation in LISREL and SPSS. The results indicated that authentic leadership had a significant effect on social performance and organizational culture. Likewise, organizational culture had a significant effect on social performance. The mediating role of organizational culture was confirmed given the significance of the relationships. https://jomc.ut.ac.ir/article_65646_51bef2f1311ac06c634508703b52e8b8.pdf