Linguist, disseminator of the Polish language globally, and of Silesian – in Poland and internationally. Interested in intercultural communication, socio- and ethnolinguistics, and language as a system. Co-ordinator of the Polish team as part of the German-Polish Lexical Similarities in Contemporary Spoken Silesian Ethno-Dialect project (with the Carl von Ossietzky University in Oldenburg); co-authored (with G. Hentschel and I. Fekete) the paper The Silesian Ethno-Lect and its Users. Circulation, Social Attitudes to Silesianness, Viability of Germanisms in Silesian Lect.