Xiaogang (Marshall) Ma is an associate research scientist at TWC, RPI, with a focus of research on Semantic e(Geo)Science. He has a B.Eng. degree of Land Resources Management and a D.Eng. degree of Geoinformatics Engineering, both are awarded by China University of Geosciences, Wuhan. Before coming to RPI he was a PhD condidate at Faculty ITC, University of Twente in the Netherlands, working on the theme 'Ontology Spectrum for Geological Data Interoperability'. He obtained his PhD degree in November 2011 and joined TWC in 2012. His research interests include geo-thesauri, geo-ontologies, geodata interoperability, geo-conceptual modeling, data visualization and geodata services with W3C® and OGC® standards. He is a member of the International Association for Mathematical Geosciences (IAMG), the Commission for the Management and Application of Geoscience Information of International Union of Geological Sciences (CGI-IUGS), and the European Geoscience Union (EGU). He is also affiliated with several commissions in the International Cartographic Association (ICA) and the International Society for Photogrammetry and Remote Sensing (ISPRS).
