Xu Shijie is a Professor with tenure in the Department of Physics at The University of Hong Kong. He has been interested in light emission and related phenomena, especially effects of carrier localization and many-body interactions in internal optoelectronic processes in semiconducting materials and other solids. He has authored over 170 scientific articles with significant impact in the fields. He is also interested in issues of China history, traditional Chinese culture as well as relationships of modern China with other countries. He has attempted to provide a natural scholar’s view on the issues.