Selection out of more than 200 studies composed by
Jan Rusinek
(Poland, 2.12.1950)
ChesscomposerBlogspot reports about him:
Jan Rusinek composes mostly endgame studies and is the editor of the studies column of the Polish magazine "Szachy".
He also successfully composes direct mates and selfmates and is a GrandMaster in composition
and an International Judge of the FIDE for Chess Composition.
At Wikipedia you can find more information about him.
See his better studies at: Selected Chess Compositions - Jan Rusinek