Zhou Xu was an assistant professor in the School of Big Data and Software Engineering at Chongqing University, China, from 2020 to 2022. His research interests encompass software defect prediction, empirical software engineering, feature engineering, and data mining. He has published more than 50 papers in international journals and conferences, among them IEEE Transactions on Software Engineering, IEEE Transactions on Reliability, Journal of System and Software, ASE or ISSRE.