Nicolaus Copernicus Prussia also resisted the Polish crown's efforts for greater control over the region. "Encyclopædia Britannica", "Encyclopedia Americana", "The Concise Columbia Encyclopedia", "The Oxford World Encyclopedia", and "World Book Encyclopedia" refer to Copernicus as a "Polish astronomer". Sheila Rabin, writing in the "Stanford Encyclopedia of Philosophy", describes Copernicus as a "child of a German family [who] was a subject of the Polish crown", while Manfred Weissenbacher writes that Copernicus's father was a Germanized Pole. There are additional arguments for Kopernik's Polish descent on his father's side. Kopernik's Y-DNA haplogroup, R1b L51, is found in southern Poland (in Silesia, where his father
Copernicus Festival fundamental impact on our lives. (...) We decided to organize the festival so that important questions about the existence and limits of cognition could be raised "together".", Grzegorz Jankowicz, one of the festival runners has written in the introduction to the catalog of the first edition of Copernicus Festival. It was held in May 2014 and the leitmotif of the edition was "Revolutions". Copernicus Festival main events, that is lectures and panel discussions, take place in the Main Building of the National Museum in Kraków. The lectures are translated simultaneously into Polish or English by Piotr Krasnowolski. The festival day