2 to 3 standard deviations above average would be on the right side of the standard bell curve diagram.
Those actually in the middle usually don’t develop genuine delusions of grandeur because they would encounter, and compete with, many people moderately smarter than them in day-to-day life.
Whereas the moderately above average rarely genuinely interact, let alone compete, with modern day Einsteins.
2 to 3 standard deviations above average would be on the right side of the standard bell curve diagram.
Those actually in the middle usually don’t develop genuine delusions of grandeur because they would encounter, and compete with, many people moderately smarter than them in day-to-day life.
Whereas the moderately above average rarely genuinely interact, let alone compete, with modern day Einsteins.