Leszczyński Grzegorz
(University of Warsaw), (born 1956), PhD hab., Prof. UW, director of the Centre of Polish Language and Culture for Foreigners, Head of the Section of Literature for Children and Young Adults at the University of Warsaw. He is the author of e.g. the monograph Wielkie małe książki. Lektury dzieci. I nie tylko (2015) and the lexicon Daję słowo. Wędrówki po języku i literaturze (2016).