Dr. ZUO O.iting, born in 1967, is a leading and senior professor in hydrology & water resources and director of the Center for Water Science Research, Zhengzhou University. He holds the concurrent post of the Secretary-General of the Water Resources Commission, China Society of Natural Resources (CSNR), and Committee Member of the Water Resources Commission, Chinese Hydraulic Engineering Society (CHES). He has received many honors, including the Baogang Excellent Teacher, specialist of science and technology of Henan Province, excellent young and middle-aged key teacher of Henan Province for his outstanding teaching and research contributions. He has led and chaired 47_ projects supported by the National Natural Science Fund of China, National Social Science Fund, National Science and Technology Support Program Topic, and Henan Provincial Science Fund for Distinguished Young Scholars and other national or provincial scientific programs. Dr. Zuo has published 20 monographs and 206 papers. HiS main research interests are human-water relationship and harmony theory, water resources planning and management, hydrological system and water system. E-mail: zuoqt@zzu.edu.cn; zuoqiting@163.com