^TagConfirmation bias

The Flynn effect — where tested intelligence increased over past generations due to better health and more education — is said to be slowing. Of course, such findings are difficult to assess because they are subject to value judgments. But David Robson, author of The Intelligence Trap: Why smart people make dumb mistakes (2019), offers some useful observations, including asking what does the Flynn effect really measure?: James Flynn himself has argued that it is probably confined to some specific reasoning skills. In the same way that different physical exercises may build different muscles – without increasing overall “fitness” – we have been exercising certain kinds of abstract thinking, but that hasn’t necessarily improved all cognitive skills equally. And some Read More ›