IWA Distinguished Fellow. Dr Xia Huang is Professor at School of Environment, Tsinghua University, Director of State Key Joint Laboratory of Environment Simulation and Pollution Control, and Distinguished Professor of Yangtze River Scholar, Ministry of Education of China. Her main research interests include membrane technologies for wastewater reclamation and resource recovery, bio-electrochemical technologies for energy production and water treatment. She is a fellow of IWA, and Chair of IWA Specialist Group on Membrane Technology. She has published more than 200 peer-reviewed articles and received 2009 ES&T best paper award, and several national scientific awards.