Xia Lin, Ph.D., is a Professor in the College of Computing and Informatics at Drexel University. He has a Ph.D. in Information Science from the University of Maryland at College Park and a Master of Librarianship from Emory University at Atlanta. His major research areas include information visualization, information retrieval, knowledge organization, and digital stewardship. Dr. Lin has published more than 120 research papers and received significant research grants from federal agencies and industries.