The present experiment is designed to test certain hypotheses made concerning the nature of conditioning in a verbal operant paradigm, and the relationship of such conditioning with awareness of contingencies.

This study was concerned with the differences between two types of prisoners on a personality dimension and differences between these prison groups an a non-prison population. The impetus for this study stemmed from the development of a new test designed to scientifically measure the Freudian concept of the personality structures, the id, ego, and superego.

The study to be reported was designed to investigate the effects of verbal praise and reproof, from persons in authority, on the LOA and subsequent performance of institutionalized defectives.

The purpose of this study is to get some concrete evidence that group principles can be applied to church groups in an effective manner. The more immediate purpose is to improve the relations in the individual classes so that they will have a feeling of belongingness, relatedness, or close affiliation. It is the purpose of this experiment to help these individuals find the fulfillment of their personal needs that can be supplied in the Sunday School class.

This study was undertaken in the belief that students of psychology possess a significantly greater degree of empathic ability than do students of other college majors. The purpose of this study was to determine whether there is any significant difference in empathic ability between psychology students and business students as a group.

It is the basic assumption of this study that a relationship exists between the interpersonal needs of inclusion, control, and affection and occupational choice as indicated by college major. Studies in the area of vocational choice have largely dealt with people who are practicing the vocation, leaving doubt as to whether people are attracted to the vocation as a result of need-satisfaction behavior, or whether the people determine their orientation by practicing the occupation. The need for further clarification of these questions was recognized, and this study was an effort to add to the evidence for or against the validity of the concept of interpersonal need satisfaction as a factor in vocational choice.