Jwo-Huei Jou is a distinguished professor of the Department of Materials Science and Engineering in National Tsing Hua University (NTHU), Taiwan. He received his Ph.D. in Macromolecular Science and Engineering Program from the University of Michigan in 1986. Later, he worked as a visiting scientist at IBM Almaden Research Centre before joining as an associate professor in 1988 and full-time professor in 1992. Professor Jou’s research interest includes candlelight style organic light-emitting diodes (OLEDs), high-efficiency and natural light-style OLEDs, polymer, thin film stress, and expert system applications.