Andrzej Mostowski and Foundational Studies: «Lindenbaum, Presburger, Tarski and Wajsberg were Jews, but Lesniewski and Sobocinski (later also Lukasiewicz) were strongly antisemitic. This later point created various tensions, also concerning academic positions... Lesniewski, his doctoral promoter, advised him to assimilate to have a better chance for an academic promotion».
