Polish Logic, a few lines from a personal perspective Urszula Wybraniec-Skardowska Abstract: Without aspiring to historical or systematic completeness, this paper presents an informal survey of some lines in 20th century Polish logic, together with some general historical background, and making special reference to the author’s environment in Opole, and the contributions by her teacher Jerzy Słupecki. Further published material can be found in the appended bibliography.