Jieh-Shan George YEH received the bachelor's and master's degrees in Mathematics from National Taiwan University, Taiwan. He obtained his Ph.D. degree in Mathematics from the Ohio State University, USA. Dr. Yeh is an associate professor in the Department of Computer Science and Information Management, Providence University, Taiwan, since Sep. 2003. Prior to joining Providence University, Dr. Yeh held positions at Federated Department Stores and the Ohio State University. His research interests include, but not limited to, data mining, web mining, cloud computing, information security, XML, and database systems. He is a member of the IEEE and the ACM.