Craniology, phrenology and eugenics, once-respectable fields of endeavour that are now regarded with a shudder, may shriek from time to time, but few sane people pay attention to them.
Eventually, phrenology was dismissed as a cult pseudoscience because it turns out your cranial contours tell us exactly nothing about what's happening inside the brain.
But while Gall and Spurzheim bathed in the adulation and eventually fell out, by the way, serious scientists started to undermine the claims of phrenology.