9. A lot of the program had to do with teaching the mothers
(themselves low IQ) rudimentary parenting skills.
The consequences of chaotic, dysfunctional environments are devastating on infants & pre-schoolers. You can see it on MRI's of various brain areas such as the amygdala. Expensive or not, that's where the interventions need to happen.
$15 k per kid per year? Maybe. Prion costs about $25k/yr in WI, & active street criminals cost society about $100k per year on average by conservative estimate.