Katarzyna Rokoszewska graduated from the University of Wroclaw (Poland) and received her PhD degree in linguistics from the same university in 2007. Currently, she is an assistant professor at the Institute of Linguistics at Jan Dlugosz University in Czestochowa (Poland), where she teaches EFL methodology and SLA courses. She also worked at the Teacher Training College in Czestochowa for ten years. She specializes in second language acquisition and methodology of teaching foreign languages, including teaching foreign languages to young learners. Her main research interests relate to analyzing foreign language development based on learner corpora from the perspective of complex dynamic systems theory (CDST). She has delivered over 60 papers on national and international conferences and is the author of one monograph “Comparing selected modern methods of teaching English to young learners” (2011), one co-edited collection “Categorisation in discourse and grammar” (2016), 20 book chapters, and 22 articles.