On 30 September 2022, Dr. Balázs Gellér participated in the conference entitled 'The place of the Prosecutor's Office in the justice system' as a speaker. The title of his presentation was: Some prosecutorial rights in the light of the judgments of the European Court of Justice. The conference was organized by the Faculty of Law, PPKE Universtiy, Saint II. Paul Conference Room, the program covered many topics, the speakers were prosecutors, judges and university lecturers.