A person-centered approach was followed for the study of patterns in personality development in middle childhood through early adolescence. In a longitudinal study of 100 children, the "big five" personality factors--extraversion, agreeableness, conscientiousness, emotional stability, and openness--were assessed in person descriptions by…

In this study, questions regarding the prevalence of mutual antipathies and their relation to the behavior of individual children were examined among preadolescents and adolescents. Mutual antipathies were defined as relationships in which children mutually nominated one another as least liked on a sociometric task. A distinction was drawn between…