Theory of mind (ToM) development, assessed via "litmus" false belief tests, is severely delayed in autism, but the standard testing procedure may underestimate these children's genuine understanding. To explore this, we developed a novel test involving competition to win a reward as the motive for tracking other players' beliefs (the…

The relations between effortful control, emotionality (anger, sadness, and shyness), and academic achievement were examined in a short-term longitudinal study of 291 kindergartners. Teachers and parents reported on students' effortful control and emotionality. Students completed the Continuous Performance Task and the Letter-Word, Passage…

Most striking finding was the mean 10-point IQ incn programs which utilize the discovery of such IQ increases as evidence development

Nineteen Negro children, ages 5 to 5 1/2, were divided into four treatment groups to study the value of feedback to learning. Group I received feedback on correct and incorrect responses on a simple concept identification task. Group II received information only on correct answers. Group III were given the same task as I and II, but received no…

This document reports an investigation of the relationship between maternal practices as observed in the home and the cognitive development of young children from low-income families. The purpose of the study was to determine if lower-class maternal warmth was associated with intellectual growth of the child. Fifty-two lower class mothers were…

The effect of a formal, structured approach to language development on preschool children is the subject of this project study. From August 1965 to August 1966, 157 programs administered to 1,663 children explored mental ability, auditory and visual discrimination, language use, vocabulary, and motivation. Children attending day care centers,…