RUDNICKI, Mikołaj. Sokołow Podlaski 6.12.1881 — Puszczykowo 28.6.1978. Polish Linguist. Studies at Krakow. PD 1911. From 1919 Professor of IE Linguistics at Poznań University.
Publications: Much on Polish and Slavic languages.
– Literary works and dramas under names M.S. Rozwar and E. Meser.
Sources: Wikipedia briefly (more in *Polish version).