A lot of research seems to indicate that this is a curious facet of biology: https://www.theatlantic.com/magazine/archive/2017/07/power-causes-brain-damage/5287

A lot of research seems to indicate that this is a curious facet of biology: https://www.theatlantic.com/magazine/archive/2017/07/power-causes-brain-damage/528711/ https://www.theatlantic.com/magazine/archive/2017/07/power-c... Anecdotally people with power have been doing terrible things for probably most of human history.