5 dan from Poland, European champion 1983, Polish champion 1979-1986, 1988-1989, 1993, 2003.
Author of Star of Poland, a computer Go program.
Author of "World of Go" book (Polish: "Swiat Go") - Warsaw 1989. It contains introductions to the game and all his games from EGC 1983, which he won 9-0.
Main organiser of EGC in Tuchola 1994.
Honorary member of Polish Go Association (PGA).
Host to sensei Tozawa Akinobu, during his many yearly visits to the Warsaw Open.