Professor, archaeologist and numismatic, lecturer at the University of Warsaw and other prestigious higher schools in Europe and the USA, a fellow of Wolfson College in Oxford, American Academy in Rome and German Institute of Archaeology, the Vice-president of the Programme Council of Copernicus Science Centre and a member of the Steering Committee of the European Coin Find Network. His research interests focus on ancient world’s contacts with Barbaricum, ancient numismatics, popularization of archaeology and management of cultural heritage. The creator and co-organizator of the Archaeological Fair in Biskupin. A participant of many international research projects, currently including NCN “Maestro” of the National Centre of Science “Migration Period between Odra and Vistula” (www.mpov.uw.edu.pl) and the National Program for Development of the Humanities “Roman coin finds from Poland and territory associated historically with Poland”. He used first digital humanities tools in his doctoral dissertation defended in 1988. Awarded by the President of the Republic of Poland with a Polonia Restituta order “for significant achievements in research and archaeological education and in the protection and promotion of Polish cultural heritage.”