Education
Jagiellonian University.
Jagiellonian University.
He was a professor emeritus of e Jagiellonian University, where he was a director of the Institute of Polish Philology. He has been one of the editors of the Polski Słownik Biograficzny, as well as several other historical book series. He has published a number of books and articles
He was a member of the Polish Academy of Science and the Polish Academy of Learning.