The Mediating Role of Professional Vitality in the Relationship Between Work Engagement and Knowledge Sharing, the Moderating Role of Leader-Member Exchange

The purpose of this research is to examine the mediating role of professional vitality in the relationship between work engagement and knowledge sharing, and the moderating role of leader- member exchange in this mediating relationship. For this purpose, data were obtained from 396 personnel of a public institution in Erzincan through the survey method. These data were analyzed using SPSS 22, AMOS 23, and SPSS MACRO programs. The results demonstrated that there is a positive relationship between work engagement and knowledge sharing and that professional vitality has a mediating role in this relationship. Within the context of moderated mediation, the results also showed that leader-member exchange has a moderating role in the indirect effect of work engagement on knowledge sharing through professional vitality.