Mateusz Błachucki is an Associate Professor at the Department of Administrative Law of the Institute of Law Studies of the Polish Academy of Sciences, where he specialises in competition law, transnational administrative law and administrative procedures. He serves as an adviser to the President of the Office for Competition and Consumer Protection (the Polish NCA) and is an expert in working groups devoted to competition protection and cooperation in various international networks: the International Competition Network, the European Competition Network, European Competition Authorities and the Organisation for Economic Co-operation and Development Competition Committee.