Effects of Sharing Information in Social Networks on the Skills of Staff and the Moderating Role of Social Networking Capabilities (Case Study: Libraries of Islamic Azad University of Tehran)

At Islamic Azad University of Tehran. Based on Cochran test, a number of 132 out of 200 employees was selected as a sample. Data on sharing information on social networks were gathered by a questionnaire. Data analysis was conducted using Path analysis by the SPSS 24 and Smart Plus software at a significant level less than 0.05.   job performance with an average of (3.794) and knowledge sharing through social networks with an average of (3.785) were satisfactory and social networking capacity (3.399) was in a near-moderate situation. Analyzing results showed that information sharing in social networks has a significant effect on employees' job performance. Moreover, the role of moderating social networking capabilities was also confirmed. social networks help employees to share knowledge more easily and quickly at the organizational level and provide a way to achieve organizational goals. Therefore, specific and planned measures need be taken into account to upgrade and utilize social networking capabilities.