When states debate pre-K, they shouldn’t just look locally. Or even at other states.
They should look globally, says W. Steven Barnett, a national expert in pre-K.
They should consider why Shanghai, China, is creating universal pre-K for 4-year-olds, staffed by college-educated teachers. China is a poorer country that aspires to be a wealthy country, and its leaders see pre-K as part of the answer.