Two Heads Are Better Than One: Knowledge Sharing in Organizational Social Networks [védés előtt]

In this doctoral dissertation, the author explores three research areas of organizational network theory that relate to the analysis of organizational knowledge networks. The author uses a mixed method approach, including literature reviews and qualitative and quantitative methods, to answer the research questions. This paper-based dissertation includes four papers in total. The first paper, entitled “Enterprise social media: The engine of organizational social networks,” presents the unique characteristics of enterprise social media through a comparison of the mechanisms of social networks in an online and offline context. The study found that (1) enterprise social media helped to build trust relationships in the organization through three interrelated features: (a) getting to know each other both professionally and personally, (b) making work visible, and (c) allowing orientation of new members of the organization. The study also found that (2) enterprise social media helped with knowledge sharing in the organization, as the platform's archiving function and searchability made it possible to extract information over time and to find familiar or new content. In addition, the study found that (3) enterprise social media supports the development of meta-knowledge, which is the knowledge of who knows what and who knows whom. The second paper, a literature review on negative ties in social networks, (4) draws attention to a phenomenon that had previously remained in the blind spot of scholars and managers. The author (5) places negative ties in extant models of social relationships and dyadic phenomena and proposes directions for future research. The third paper, entitled “Prerequisites of advice-seeking and knowledge sharing: Analysis of an organizational knowledge network,” explores the dynamics of advice-seeking in knowledge networks and their relational preconditions. Through a case study based on a survey and interviews at a Budapest-based management consultancy, it is found that (6) interpersonal trust and ...