Dr. Tzung-Hai Yen is currently a Professor at the Department of Nephrology, Chang Gung Memorial Hospital, Linkou, and College of Medicine, Chang Gung University, Taoyuan, Taiwan. Dr Yen graduated in Medicine from the National Taiwan University. Following Residency and Nephrology Fellowship training at Chang Gung Memorial Hospital, he was appointed as a Consultant Nephrologist in 2000. In 2003, he was promoted as a Lecturer. Dr. Yen also completed a PhD at the London Research Institute, Cancer Research United Kingdom in 2006 (Queen Mary, University of London) prior to taking up posts as Assistant Professor (from 2007 to 2010), Associate Professor (from 2011 to 2016) and Professor (since 2016) at the Chang Gung Memorial Hospital. The research interests include nephrology, toxicology and point-of-care testing. Dr. Yen also serves as a reviewer for many international and domestic journals/grants.