They may be, in fact, linked:
They say there’s a fine line between genius and madness.
Painter Van Gogh and author Jack Kerouac were both hailed as geniuses but displayed self-destructive behaviour.
Now scientists have discovered a gene which is linked to both intelligence and one of the most common forms of madness – schizophrenia.
It could explain why some of the world’s foremost minds have also suffered from the psychotic disorder.