Roman Hauser is a Professor of Administrative Procedure at Adam Mickiewicz University (Poland) and the President of the Polish Supreme Administrative Court. Marek Zirk-Sadowski is a Professor of Theory and Philosophy of Law at the University of ? ód ? (Poland) and the Vice-president of the Polish Supreme Administrative Court. Bartosz Wojciechowski is an Associate Professor at the Faculty of Law at the University of ? ód ? (Poland) and a judge at the Supreme Administrative Court.