(no academic gains, but large life-outcome gains years later
Children who have been to preschool seem to stay in school longer, get better jobs, commit less crime, and require less welfare
https://feedly.com/i/entry/ty+AzTYZ3TUuMuPycOdkUNamwQCXNpDbajbdLnbrc5c=_166e8433067:15e8cb4:df8f4700
