Dimensions of two-year-old children's temperament were rated, and elements of children's language development were measured when children were two, three, and seven years old. Extraversion at age two contributed to individual differences in children's receptive language skills at ages three and seven and expressive language skills at age three.…

Examined relation of 7-year olds' attachment representations to later behavior and academic competency during middle childhood and adolescence. Controlled for social class, gender, IQ, perspective-taking ability, and prior competency. Found that attachment representations did not predict disruptive behavior or extroversion, but secure…