While various studies have related susceptibility to the Mueller-Lyer illusion to mental health, to developmental maturity, and to self-differentiation, there have been no studies in which susceptibility to the illusion has been related to a wide spectrum of self-concept dimensions. It is one of the purposes of the present study to analyze susceptibility to the Mueller-Lyer illusion as a function of errors in self-perception. To the extent that an individual suffers conflicts with regard to his self-concept, in any of its significant dimensions, it is expected that he will suffer a greater susceptibility to the illusion.

The problem of this study was the relationship of the self-concept of fifth-grade Negro students with their knowledge of Negro leaders and events. Sub-problems of this study were (1) the relationship between the self-concept of fifth-grade students and their reading achievement and (2) the relationship of their knowledge of Negro leaders and events and their reading achievement.

The problem of this study was to determine whether group interaction can bring about change in sociometric status, self-concept, and perceived group characteristics with respect to nursing personnel.

The purpose of this investigation is to compare the changes in the achievement and self-concept of students in CVAE programs which result from the use of group counseling and group-individual counseling.

The purpose of this study is two-fold: (1) to evaluate an instrument for measuring the self-concept of middle grade children; and (2) to determine the relationship of a middle-grade child's self-concept to his peer status, his classification by the teacher as a problem in behavior or classroom management, and to his academic achievement.

The problem of the present study was to determine the self concept of selected Negro boys and girls and to study the relationships of their self concept to their intelligence and academic achievement.

The purpose of the study was to examine the personnel administration application of teachers' self-concept, self-acceptance, self-ideal and self-concept self-ideal discrepancy scores. More specifically the study was to investigate the possible need for personnel administrators of large school systems to use some sort of psychological tool in their personnel work, and to isolate groups of teachers whose adjustment and value indices differed significantly from the indices of other groups.

The overall purpose of the investigation was to determine the existence and extent of several relationships regarding the college student's seating position in the classroom.The design also included provisions for determining the relationships between the student's choice of seat and their academic achievement, academic ability, self-concept, self-acceptance, self-actual1zlng values, self regard, self-acceptance, initial expression of interest in the course, initial estimate of difficulty expected in the course, and initial estimate of his final grade in the course.

The problem of this study was to investigate the influence of a course in business speaking on certain aspects of self-concept and self-confidence of college students.

The problem of this study was to determine the influence of a short-term program to improve the self-concepts of elected Negro elementary school children. Particular emphasis was placed upon the development of positive self-concepts and self-expression.