Dr J. Paul Chen has been with the environmental engineering program in the National University of Singapore since 1998. His research interests are physicochemical treatment of water and wastewater and modeling. He has published three books, more than 100 journal papers and book chapters with citation of nearly 3000 and H-index of 30 (ISI). He holds seven patents in the areas of adsorption technologies and ballast water management systems. He has received various honors and awards, including Guest Professor of the Hua Zhong University of Science and Technology, and Shandong University of China, and Distinguished Overseas Chinese Young Scholar of National Natural Science Foundation of China. He has been recognized as an author of highly cited papers (Chemistry and Engineering) of ISI Web of Knowledge. Professor Chen received his MEng degree from the Tsinghua University of Beijing and his PhD degree from the Georgia Institute of Technology of Atlanta, Georgia.