Dr. Zhanyi Gao is a principal research scientist at the Research Institute of Dayu Irrigation Group. He has served in various capacities in more than 45 international and national projects. His research areas include water and food security, water-saving technology, irrigation water management, groundwater management, reuse of wastewater, and climate change impact on irrigated agriculture. Dr. Gao served as consultant for ADB, WB, and FAO. He has published 80 papers and 8 books.