He has 15 years of experience in the area of document, information, and knowledge management with specific expertise in the development and implementation of XML [Extensible Markup Language]technologies. His experience includes research, analysis, specification, design, development, testing, implementation, integration, and management of information systems in a wide range of environments. He has significant research experience in human interface design, graphics interface development, and artificial intelligence. Freese is a founding member of TopicMaps.Org, the organization that developed the XTM [XML Topic Maps]specification, and currently serves as the chairman of this group. He is also the chief architect and developer of the SemanText, an open source application that uses topic maps to harvest and manage knowledge.