Begs the question who was smarter the Joo’s or the Aryans?
That has been discussed here in the past. Seriously. You’ll have to ask the usual suspects.
All I know is the Irish average two IQ points behind the English, but its worth it.
"...if the gentlemen of Virginia shall send us a dozen of their sons, we would take great care in their education, instruct them in all we know, and make men of them." Canasatego 1744