Ludwik Krzywicki
Ludwik Joachim Franciszek Krzywicki (21 August 1859 – 10 June 1941) was a Polish Marxist anthropologist, economist, and sociologist.An early champion of sociology in Poland, he approached historical materialism from a sociological viewpoint. From 1919 to 1936, he was a professor at the University of Warsaw. Provided by Wikipedia
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