Dr. Huai Liu is a Senior Lecturer in the Department of Computing Technologies at Swinburne University of Technology, Melbourne, Australia. He received his Master's degree from Nankai University, China, and his Ph.D. degree in Software Engineering from Swinburne University of Technology, Australia. He is a senior member of the Institute of Electrical and Electronics Engineers (IEEE) and a member of the Association for Computing Machinery (ACM). His major research interests include Software Engineering, in particular, advanced software testing methodologies and cost-effective software fault tolerance; and Services and Cloud Computing, in particular, quality assurance of Web services and their compositions.