As far as I know, Ravens IS extremely predictive (correlative) – certainly within half a standard deviation, and certainly below 130.
as far as I know we DO have a working theory of intelligence.
as far as I know we DO have a working neurological intelligence
as far as I know we DO have a working theory of ‘that which interferes with our agency’.
as far as I know intelligence is the most influential personality trait.
as far as I know industriousness is second.
As far as I know both are explicable by physical structures in the brain in relation to the productivity of our endocrine systems.
The human brain is actually quite SIMPLE. It’s just VAST, with high causal density, and we are very … limited in our ability to divine and describe causes in high causal density.