And the second group that we've followed was a group of boys from Boston's poorest neighborhoods, boys who were chosen for the study specifically because they were from some of the most troubled and disadvantaged families in the Boston of the 1930s.
El segundo grupo que seguimos era un grupo de chicos de los barrios más pobres de Boston, chicos elegidos para el estudio específicamente porque provenían de las familias con más problemas y más desfavorecidas en el