Karel Janečka has a Ph.D. (2009) Geomatics, University of West Bohemia in Pilsen. He had been working as a database programmer at the Czech Office for Surveying, Mapping and Cadastre in Prague in Section of Cadastral Central Database between 2006 and 2008. Since 2009 he is a researcher at University of West Bohemia, Department of Geomatics. His research activities are spatial data infrastructures (SDI), geographical information systems (GIS), spatial databases, spatial data mining, and 3D cadastre. He has experience with coordination of several European research projects and is also reviewer of several international geoinformation scientific journals. Since 2012 he is the president of the Czech Association for Geoinformation and member of ISO/TC 211/WG 9.