AU - Budi, Yohanes Arianto AU - Karnadi, Erwin Bramana AU - Lara Aba, Fransiskus X AB - This study aims to prove whether there is a significant effect of Professionalism, Creativity and Social Network on teacher performance, which is mediated by the Self Efficacy variable. This research was conducted in five private schools in Jakarta Indonesia involving several teachers who were still actively teaching. A total of 240 questionnaires were distributed and 183 questionnaires were returned and could be processed, so the sample of 183 respondent. Data processing was carried out using Path Analysis. The results from this study indicate that there is a positive and significant influence between Professionalism and Performance. Professionalism has a direct influence (0.201) and indirect influence on Performance (0.110) which means it can be mediated by Self Efficacy. The Social Network variable shows an indirect effect on teacher performance (0.03), which means it, can be mediated by the Self Efficacy variable. The results effect on teacher performance (0.028) which also means that it can be mediated by Self Efficacy. While the Self Efficacy variable itself has a direct influence (0.203) on teacher performance. Overall, mediation is needed for this research model for each variable. (Published Abstract) http://search.shamaa.org/abstract_en.gif OP - pp. 69-78 T1 - Effect of professionalism of work and social network on teachers in private schools : case study in Indonesia [Article] UL - http://search.shamaa.org/PDF/Articles/JOIjeps/IjepsVol5No1Y2019/ijeps_2019-v5-n1_069-078_eng.pdf Full text (PDF) 1 http://search.shamaa.org/fulltext.gif