The present study was an attempt to investigate two motivational interpretations of earlier findings that private speech increases with task difficulty. (Authors)

Results of three experiments affirm prior research concerned with the distinction between associative and encoding factors in free recall. (Author/MB)

With no expectancy to perform, vicarious reward had no effect on spontaneous imitation. (Authors)

Purpose of the present study was to test for both forward and backward effects of inserted questions, and to determine the conditions under which each is most effective. (Authors)

Results were in close agreement with interference theory and the findings of paired-associate research. (Author)

Vocal pitch acuity on ascending intervals is highly superior to acuity on the same descending intervals. (Author)

Presents procedures, results, and conclusions of a research study designed to determine whether providing knowledge of results after each response on an arithmetic exercise would result in performance different from that obtained when knowledge of results is provided following completion of the exercise. The subjects were three fourth grade…

Color and form preferences of kindergarten, first and third grade Ss were tested using standard two-dimensional geometric forms. (Author)

Article examines the effects of nonreinforced trials during presolution of a concept identification task. (Author/ML)

Article focuses on three issues in verbal discrimination learning: effect of list length, effect of the study-test method as opposed to the anticipation procedure, and transfer and retroactive effects when the interpolated task consists of a reversal of the right and wrong functions of the members of the pairs. (Author/ML)