Piotr Weltrowski is a professional journalist, accredited philosopher, and musician who currently works for Trojmiasto.pl. In the 90s, he was associated with the Polish alternative...view morePiotr Weltrowski is a professional journalist, accredited philosopher, and musician who currently works for Trojmiasto.pl. In the 90s, he was associated with the Polish alternative metal scene. He played with Nergal in The Wolverines and was a guest on several Behemoth albums.view less