Danny Pieters is the head of KU Leuven’s Institute for Social Law. He is in charge of the Research Unit Europe and Social Security (RUESS) and is the programme director of the Master in European Social Security. He was a member of the Belgian Federal Parliament from 1994 to 2003 and 2010 to 2013, presiding over the Senate in 2010–2011. From 2013 to 2017, he was vice rector for Humanities and Social Sciences as well as International Policy at KU Leuven. Thijs Keersmaekers is staff member at KU Leuven’s Institute for Social Law. He holds a degree in linguistics and literature. His current work focuses on language legislation in small states