Doctor of Law. Graduate of the Faculty of Law and Administration at the University of Silesia in Katowice. Long-time employee of government administration and participant in codification work. Specializes in criminal procedure, administrative proceedings, and economic law. Author of publications on administrative proceedings, criminal proceedings, and broadly understood economic law. He conducts classes on legal subjects at the university, including: administrative proceedings, economic law, competition protection, personal data protection, and protection of classified information. He also serves as a guardian of student internships in the field of administration.