Keith received his BEng in Computer Engineering and PhD in Computer Science from the University of Hong Kong. Before joining the OUHK, he worked as a postdoctoral researcher in the Max Planck Institute for Informatics at Germany, the Center for Massive Data Algorithmics at Denmark, and the HKU-BGI Bioinformatics Algorithms and Core Technology Research Laboratory at Hong Kong, respectively. His research interests include design and analysis of algorithms, especially in online job scheduling and data stream algorithms; and algorithm engineering, especially in bioinformatics