Planet Money
Originally published on Tue May 22, 2012 1:26 pm
Take a bunch of 3 year olds from poor families. Randomly divide them into two groups, and give one group free access to preschool. Then follow both groups for 40 years. This is what the researchers in the Perry Preschool Program did, starting in the early 1960s.
The results were astonishing. Kids from the preschool group were less likely to be arrested and more likely to have a job. Among those with jobs, those who went to preschool made more money than those who did not.
Other studies show similar results.
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