Studying How Poverty Keeps Hurting Young Minds, and What to Do About It, Jim Dwyer, New York Times, May 3, 2016, available here.

For some children, living in poverty is like playing football without a helmet; everyday life causes social concussions. The developing brain gets hammered not by linebackers, but by the stresses often present in homes where people are poor. Brute force is not required to cause physical changes in the brain, emerging science shows.