درخت حوزه‌های تخصصی

Purpose: The aim of the present study was to model the mediating role of self-efficacy in the relationship between risk perception and psychological vulnerability in adolescents with social anxiety disorder. Methodology: The method of this research was correlation research based on structural equation modeling method. The statistical population of this study was all first grade students in the second-high school of Sari in the academic year of 1398-98. 260 subjects were selected using stage sampling method and Rundo & Aborson Risk Perception Questionnaire (2004), Social Anxiety Inventory (SPI), Psychological Injury Questionnaire (SCL-25) and Child and Adolescent Self-Efficacy Questionnaire (SEQ-C)) Answered. The statistical method of the research was structural regression equations according to spss24 and Amos23 software. Findings: The results showed that self-efficacy had a significant mediating role in the relationship between risk perception and psychological vulnerability in adolescents with social anxiety disorder, and there was a significant negative correlation between the components of risk perception and self-efficacy with psychological vulnerability. Conclusion: The results of this study emphasize the necessity of risk perception as well as the mediating role of self-efficacy on adolescents' psychological vulnerability.

Purpose: The purpose of this study was to present a model of organizational empowerment based on knowledge management among employees of Sepah Bank branches in Tehran. Methodology: The present study was applied in terms of purpose, and in terms of data collection, it was a mixed research (qualitative and quantitative). The statistical population consisted of academic and organizational experts including senior managers of Sepah Bank in Tehran and the quantitative department included all employees of Sepah Bank in Tehran. Sample size was estimated in theoretical saturation (20) in qualitative section and 343 in quantitative section. Purposeful sampling and stratified random sampling were used for quantitative sampling. Data were collected through qualitative interviews and quantitative researcher-made questionnaires based on 5-point scale. The face and content validity of the questionnaire was confirmed by several experts, validity was calculated by means of variance mean and divergent validity was calculated by AVE. The reliability of the questionnaire was 0.968 through Cronbach's alpha. Data were analyzed using Cronbach's alpha, AVE, AVE root matrix, Kolmogorov-Smirnov test, confirmatory factor analysis, and one-sample t-test. Findings: The results resulted in the identification of 17 components and 66 indicators, including 14 affective components including trust, motivation, commitment, emotional intelligence, participation, communication, structure, education, culture, leadership, technology and reward and 3 affective learning components. Organizational, organizational entrepreneurship and performance, a moderating variable (personality traits) and knowledge management as independent variables affect organizational empowerment based on knowledge management. Other results showed that the status of identified components in organizational empowerment based on knowledge management is desirable. In addition, mechanisms, facilitators, and barriers to organizational empowerment based on knowledge management were also presented. Finally, a research model consisting of influencing factors, content phenomena (constituents, facilitators, barriers, and effective mechanisms for organizational empowerment based on KM) was presented and the degree of fit was confirmed by experts with 95% confidence. Conclusion: Choosing important and effective knowledge and capabilities in the organizational field and enhancing organizational skills is a very effective way of empowering organizational personnel that can lead to enhancing organizational efficiency and organizational integrity of an organization's personnel.