Mingjun Zhang is an associate professor of Biomedical Engineering at the University of Tennessee, Knoxville, USA. He received his DSc degree in Systems Science and Mathematics from Washington University in St. Louis and his Ph.D degree in Industrial Automation from Zhejiang University, P.R. China. He also holds an MS degree in Bioengineering, and an MS degree in Electrical Engineering from Stanford University. From 2001-2007, he was an R&D engineer at the Life Sciences and Chemical Analysis Division of Agilent Technologies, California, USA.