1. Joanna Kopaczyk – Faculty of English, Adam Mickiewicz University in Poznań and The Angus McIntosh Centre for Historical Linguistics, The University of Edinburgh
2. Matylda Włodarczyk – Faculty of English, Adam Mickiewicz University in Poznań
3. Elżbieta Adamczyk – Faculty of English, Adam Mickiewicz University in Poznań and University of Wuppertal.