Xu Xin is a Professor in Information Systems at the Department of Management & Marketing, Faculty of Business at The Hong Kong Polytechnic University (PolyU). His work has appeared in leading academic journals—e.g., Management Science, MIS Quarterly, Information Systems Research, Journal of the Management Information Systems, and Journal of the Association for Information Systems. His work has received a total citation of over 20,000 according to Google Scholar and over 10,000 by Scopus (by Jun 2024). He has been ranked in the Top 10% of authors at SSRN by both annual and total downloads since 2018. He is the Principal Investigator / Co-Principle-Investigator of research projects supported by the General Research Fund of Hong Kong, the Theme-based Research Scheme of Hong Kong, and the Key Program of National Natural Science Foundation of China.