Xin Tian is a PhD candidate in Environment Engineering working on different biofilm technologies in wastewater treatment. Her current research focuses on the anammox process in moving bed biofilm reactor (MBBR) system. Her other projects include performance optimization of nitrifying bio-cord reactor and full-scale performance evaluation of a hybrid biological aerated filter (BAF) and MBBR system. Xin received a B.A. in Environmental Science at Sichuan University, Chengdu, China.