Aleksandra Święcka, lecturer at Polonicum Centre of Polish Language and Culture for Foreigners at the University of Warsaw, is vice editor-in-chef of „Kwartalnik Polonicum”. She graduated in Polish Philology (M.A.) and Postgraduate Speech Therapy Course and completed her PhD in the Humanities (Linguistics and Language). Aleksandra Święcka is the author of a number of articles about teaching Polish to foreigners and of a Polish coursebook for teenagers. She cooperated with numbers of universities, among others: in Germany (Tubingen and Mainz), Scotland (Glasgow) and Austria (Vienna). She is a Visiting Professor at the Department of Slavic Languages and Literatures at the University of Toronto (2018-2019). Her research interests are foreign language acquisition, teaching Polish to foreigners, methodology of teaching foreign languages, phonetics and orthography of Polish language, language correctness, visual-spatial communication, Polish Sign Language, Polish Sign Linguistics.