So the work will be completely ignored since it did not come from one of the anointed elite. That is why if you want to seriously study history, you have a much better time if you focus on old books.
Harold Lamb's books on the Crusade are great.
Psychology is similar to history. If you want real science, not PC-driven drivel, go to the old texts.
They hated Barbara Erenreich (A Distant Mirror) and the author (whose name I don´t remember) who wrote A Midwife´s Tale, a brilliant piece of research into women´s lives in the early US because these writers were not part of the annointed elite. Furthermore - gasp! - these writers wrote books that were interesting and were actually bought by somebody other than the university libraries that have to purchase this kind of thing.