Wen-Ray Su received his MS and PhD degrees in civil engineering from the National Central University, Taiwan, in 1995 and 2000. He is the Leader of information Division National Science and Technology Center for Disaster Reduction (NCDR) and he is also the committee member of Data Warehouse and standard workgroup in the National Geographic Information System (NGIS), which coordinates the development of GIS in government agencies. He specializes in Geographic Information System and develops a decision support System for CEOC (The Central Emergency Operations Center). His current research interests include decision support system in GIS, disaster information management, and services oriented architecture for disaster information exchange.