Results imply that in early childhood education the language of test instructions and reading programs could be better geared to the child's linguistic competence. (Author)

An investigation of immediate and delayed vicarious reinforcements upon children's imitative self-sacrificing behavior. (Author/MB)

Some infants, soon after birth, are capable of storing visual information as reflected in their ability to detect and respond to change in the immediate environment. (Author)

The criticism of the Westinghouse-Ohio National Evaluation of Head Start is answered. (CK)

Nonsense syllables and two-arm semaphore" positions were the tasks in this study of experience free learning. (MB)

Aim of this experiment was to determine whether the increased retention of early learned behavior in animals might also be operable in children. (Authors/MB)

The task for the research reported in this paper was to clarify the conditions that are responsible for the diminished effectiveness of social approval following pre-exposure. (Authors)

Results indicated that the normal achievers learned more effectively under person and performance reinforcement than under tangible reinforcement, whereas the reverse was true for low achievers. (Author)

Purpose of the study is to test Piaget's hypothesis of a parallel relationship between moral concepts and logical structures in human development. (Author)

Testing Pollack's hypothesis that decreases in effective contour contrast (resulting from a decrease in receptor sensitivity with age or from a change in actual stimulus contrast) lead to decreases in illusion magnitude. Conclusions are questioned by Sjostrom and Pollack (PS 501 740). (Author/MB)

Females cheated in response to consistently unfavorable self-perceptions, while males were influenced by immediate situational factors. (Authors)

Investigation combined two heretofore unconnected research areas: the newly structured operation of divergent thinking and the older domain of family resemblances. (Author)