Jingbo Chang received his master degree in condensed matter physics from Lanzhou University in 2006 and Ph.D. in applied chemistry from Ajou University in 2011. He is currently a postdoctoral fellow in the University of Wisconsin-Milwaukee (UWM) from 2012. His research interests mainly focus on bio&water sensor technologies, such as filed effect transistor sensors and electrochemical sensors for ultrasensitive, label-free, and real-time detection of virus, bacteria, and heavy metal ions.