Purpose: The present study aimed to develop a model of psychological well-being based on social capital with the mediation of emotional intelligence in education staff. Methodology: The research method was descriptive and descriptive-correlational and the method of modeling structural equations. The statistical population of the study was all education staff in Tehran in 1997-98. To determine the sample size, the principles of sample size determination were used in multivariate regression analysis in structural equation modeling, in which 610 people were selected by stratified sampling method. The Ryff and Keys Psychological Welfare Questionnaire (1989), the Putnam Social Capital Scale (2000) and the Schutte & Et al Intellectual Intelligence Questionnaire (1988) were used to measure and evaluate the status of employees. Structural equation modeling and Amos software were used to analyze the data. Findings: The results of data analysis showed that the model of predicting psychological well-being based on social capital had a favorable fit considering the mediating role of emotional intelligence based on experimental data. Conclusion: In order to promote the mental health of vital assets of a society, it is very important to pay attention to the psychological well-being of education staff and the factors affecting it.
