I seem to remember articles from the early 1980s pointing out that some academic journals (literary criticism, ...) seem to be full of nonsense. Perhaps Martin

I seem to remember articles from the early 1980s pointing out that some academic journals (literary criticism, ...) seem to be full of nonsense. Perhaps Martin Gardner wrote one such article, but I could be completely wrong about that. So, yes, I agree, it's not obvious that this is linked to a specific ideology.