For no good reason today I look at an ambitious work with the name Josef Stalin on the title page, “Marxism and the problems of linguistics” (1950). There was a theory among Soviet linguists at the time that all languages can be traced to a single primordial language, and that their job was to suss out what THAT proto-language must have sounded like. This was called the Japhetic theory or “linguistic paleontology.” The advocates of this theory thought they were well within Marxist traditions — developing a dialectical view of the history of language. They also adapted their theories to the terminology of classical Marxist theory. Marx had written of the ownership and control of the means of society as the "substructure" of history and of culture as a "superstructure," suggesting something epiphenomenal. The Japhetic theorists, accommodating their views to this, discussed language too as part of the "superstructure," that is, because the multiplicity of...