Kontopoulos Efstratios (Stratos)
Efstratios (Stratos) Kontopoulos received his PhD in Informatics from the Aristotle University of Thessaloniki in 2011 for his dissertation on "Management of Defeasible Logic Rule Bases in the Semantic Web”. He also holds a BSc in Mathematics from the Aristotle University of Thessaloniki (2003) and an MSc (Dist) in Informatics from the University of Essex, UK (2004). He has participated in a number of national and international research projects and has published various international journal and conference proceedings papers. Since September 2013 he is working as a postdoctoral research fellow at the Informatics and Telematics Institute (ITI) of the Center for Research and Technology, Hellas (CERTH). His research interests include Semantic Technologies, Knowledge Representation and Reasoning in the Semantic Web and Information Visualization.