> Those countries did so by making absolutely massive infrastructure and human development investments in their poor populations during their industrializing phase, very similar to what the US did for its previously poor white population after the 2nd world war.
Japan and Singapore aren’t Nordic social welfare states. They invested heavily in development but not particularly targeted at the poor.
> The people who face the greatest educational obstacles in the US today are disproportionately people who were also largely excluded from the huge post-WW2 investments and ensuing economic miracle, and have since faced the economic brunt of de-industrialization.
Only if you pretend that white people in Appalachia are the same group as white people in Massachusetts.
> They have far less crime and trauma to deal with, are not awash with weapons, and had very strong communal support systems. They were/are also quite authoritarian. Those are very different societies with very different circumstances.
That indicates that America’s problem is culture, not the availability of school psychologists.