University of Tehran Press Organizational Culture Management 2423-6942 24 1 2026 02 24 The Effect of Hexaco's Personality Model and Transformational Leadership on Succession: With the Mediating Role of Protean Career Attitude (Case study: Imam Khomeini (RA) Relief Committee of Kurdistan Province) The Effect of Hexaco's Personality Model and Transformational Leadership on Succession: With the Mediating Role of Protean Career Attitude (Case study: Imam Khomeini (RA) Relief Committee of Kurdistan Province) 35 48 95454 10.22059/jomc.2024.367023.1008605 FA Mohammad Jalali Department of Public Administration - Organizational Behavior, Faculty of Economics and Management, Lorestan University, Khorram Abad, Iran Hojat Vahdati Department of Management, Faculty of Economics and Management, Lorestan University, Khorram Abad, Iran Mohammad Hakak Department of Management, Faculty of Economics and Management, Lorestan University, Khorram Abad, Lorestan, Iran Reza Sepahvand Department of Management, Faculty of Economics and Management, Lorestan University, Khorram Abad, Lorestan, Iran Journal Article 2023 10 20 The present research aims to determine the effects of Hexaco's personality model and transformational leadership on succession with the mediating role of protean job attitude. The research is applied in purpose and employs a descriptive, correlational, cross-sectional design. The statistical population of the research includes all the employees of the Imam Khomeini (RA) Relief Committee of Kurdistan Province (N = 401). A stratified sampling method was used, with Cohen's approach and an online sample size calculator for structural equation models available in www.danielsoper.com, leading to the determination of 210 respondents. A standard questionnaire was administered to collect data. Given non-normal data distribution as indicated by skewness and kurtosis tests, Partial Least Squares (PLS) was used for data analysis. Reliability of the measurement model was established through factor loadings, composite reliability, and Cronbach’s alpha, while convergent validity was supported by AVE and discriminant validity by HTMT. The SEM results showed that Hexaco personality and transformational leadership exert direct effects on succession, and also indirect effects through protean career attitude as a mediator. The present research aims to determine the effects of Hexaco's personality model and transformational leadership on succession with the mediating role of protean job attitude. The research is applied in purpose and employs a descriptive, correlational, cross-sectional design. The statistical population of the research includes all the employees of the Imam Khomeini (RA) Relief Committee of Kurdistan Province (N = 401). A stratified sampling method was used, with Cohen's approach and an online sample size calculator for structural equation models available in www.danielsoper.com, leading to the determination of 210 respondents. A standard questionnaire was administered to collect data. Given non-normal data distribution as indicated by skewness and kurtosis tests, Partial Least Squares (PLS) was used for data analysis. Reliability of the measurement model was established through factor loadings, composite reliability, and Cronbach’s alpha, while convergent validity was supported by AVE and discriminant validity by HTMT. The SEM results showed that Hexaco personality and transformational leadership exert direct effects on succession, and also indirect effects through protean career attitude as a mediator. https://jomc.ut.ac.ir/article_95454_1c80f105c43ae931ecefefe4a625b43b.pdf