The comparative study of leadership styles: a comprehensive model

The purpose of this study was a comparative investigation of recent leadership theories in order to provide a comprehensive leadership model. In order to identify and classify the effective components in leadership theories and achieve a comprehensive model, we can use the analysis and comparison of existing theories. The method of the present study was a qualitative comparative based on content analysis approach. The statistical population including leadership theories and sample of research was selected through purposive sampling method. Data collection method documentary and data were evaluated through internal (content accuracy) and external evaluations (document accuracy). Qualitative content analysis method was also used to analyze the data. Findings showed that recent leadership theories have more similarities than differences and in most of the recent leadership theories are considered dimensions such as empowerment, trust, moral principles and team work. Finally, According to the research findings, is presented a comprehensive model for organizational leadership.