مهدی سلیمی

Grassroots football is a fundamental and essential part of professional football; therefore, the current research was conducted with the aim of presenting a grassroots football development model in Iran. The current research is applied in terms of purpose and mixed in terms of data collection. In the qualitative part, the systematic approach of grounded theory methods was conducted, and structural equation modeling was used to evaluate and validate the qualitative model. To conduct the interviews, faculty members and sports managers were studied through purposeful approach. In the quantitative part, the research samples included sports managers, coaches and players selected via convenience sampling. Based on the results, causal conditions include factors related to facilities and resources, human resources and managerial factors; context includes factors related to family, education and motivational factors; Intervening factors include economic-political and legal factors; the strategies include human resource management strategies, development of scientific management and coaching, synergy of related organizations and the use of income generation strategies. The consequences include the development of professional football and sustainable development through sports. According to the results of quantitative part, the validity of the research model was approved. the proposed model can be presented as a scientific framework and guidance based on the knowledge of experts for the country's sports managers in line with the development of grassroots football.

The purpose of the present study was to investigate the mediating role of professional ethics in the relationship of the organizational culture with social responsibility and the organizational commitment in sports organizations. 201 staff of sport and youth departments in Esfahan province completed the research questionnaires through stratified random sampling approach according to geographical distribution. For data analysis, structural equation modeling by Lisrel software was used. Results showed that organizational culture has a positive and significant effect on organizational commitment, by coefficient of 0.36, indirectly according to professional ethics mediator variable and on social responsibility by coefficient of 0.37. According to the research findings the mediator role of professional ethics variable as well as the research conceptual model was confirmed.