Piotr Romanowski is Adjunct Professor at the Faculty of Applied Linguistics of the University of Warsaw, Poland. His background is in TESOL and he earned a PhD in Linguistics from the Jagiellonian University in Cracow, Poland. His main areas of scholarly interest include: bi-/multilingual education, second language acquisition, sociolinguistics and intercultural communication. He is the author of over forty scholarly works. He has published with such prominent publishers as Peter Lang, Springer, Cambridge Scholars, etc. He has lectured in Canada, the United States, Great Britain, New Zealand, Hong Kong, Japan. He is the founding member and president of MultiLingNet (2017-2021) – an international association grouping scholars who share an interest in multilingualism.