Gerard Doetjes is the director of the Norwegian National Centre for English and other Foreign Languages in Education at Østfold University College (Halden), Norway.
Vlatka Domovic is a full professor at the Faculty of Teacher Education, University of Zagreb, Croatia.
Mirjamaija Mikkilä-Erdmann is a full professor of teacher education and chair of research profile Children, Young people and Learning at the University of Turku, Finland.
Katja Zaki is a full professor of Foreign Language Didactics at the University of Education Freiburg, Germany, and currently Deputy Director of the Freiburg School of Education FACE.