Prof. Dr. Wai-Yim Ching is the Group Leader and Curators’ Professor of the Electronic Structure Group (ESG), Department of Physics and Astronomy, University of Missouri, Kansas City, USA. He graduated with a B.Sc. degree from the University of Hong Kong in 1969 and completed his Ph.D. at Louisiana State University. He is elected as an Academician of the World Academy of Ceramics. His research areas are theoretical condensed matter physics, materials science, ceramics and glasses, chemistry, biology, engineering, medical science, and earth science.