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…

This longitudinal study examined consistency and change in human personality. Rather than studying the consistency of individual differences over time, an approach which considers only the stability of a variable at the group level and ignores differences in stability at an individual level, this study used a person-centered approach to study…