The goal of the presented paper is to show the qualities of Polish sociology of law that arise from how it formed and developed under the influence of a particular theoretical inspiration – the theory of Leon Petrażycki – specifically the ways that tradition has been influencing the direction of studies, as well as the descriptions of legal reality. According to the author, that influence is not limited to direct references, but has a broader scope that is expressed in an approach to analyzing the social context and functions of legal phenomena. To further emphasize the originality of Polish sociology of law, the article explains the differences between selected elements of Petrażycki’s theories and the proposals of Eugene Ehrlich. The prob...