1 Introduction
2 Leading Researchers and Most-Cited Papers
3 Main Research Topics
3.1 ICT and e-Tourism: R. Law, D. Buhalis and M. Sigala
3.2 Trustworthiness of Social Media Information and Practical Implications: R. Filieri, F. McLeay, M. Schuckert, X. Liu and S. Park
3.3 User-Generated Contents: U. Gretzel, K. Ayeh, M-Y. Wu and P. L. Pearce
3.4 Effectiveness of Social Media Marketing: X. Y. Leung and B. Bai
3.5 Customer’s Behaviours in Online Social Networks: K. Nusair, F. Okumus, A. Bilgihan and C. Cobanoglu
3.6 Impacts of Social Media and New Trends: Z. Xiang, A. M. Munar, J. K. S. Jacobsen and J. G. Molz
3.7 Other Leading Authors and Their Contributions
4 Summary
4.1 Major Themes and Topics
4.2 New Trends and Topics
4.3 Future Directions
4.4 Research Limitations
4.5 Recommendations for Early Career Researchers
5 Conclusions