This study examined to what extent motives for behavior differentiated between popular, accepted, and rejected adolescents. Based on goal-framing theory, three types of motives were distinguished: hedonic (aimed at short-term gratification), instrumental (aimed at improvement of one's situation), and normative (aimed at acting in accordance with…

This article had four goals. First, the authors identified a set of general challenges and questions that a life-span theory of development should address. Second, they presented a comprehensive account of their Motivational Theory of Life-Span Development. They integrated the model of optimization in primary and secondary control and the…

The goal of this study was to examine initial levels and rates of change in the intensity and breadth of participation in organized activities during the adolescent years, and how these participation practices were related to youth outcomes in later adolescence. The main objectives were (a) to examine growth curves of intensity and breadth of…

General linear model procedures were used to investigate the association between financial behavior and sources of financial information, the association between savings and investing knowledge and financial information sources, and the association between financial behavior and savings and investing knowledge. The study participants were 253…

Different drugs act differently on sexual behavior. In general, the group tendency to analyze and act out sexual problems and explore each other's psyche often leads to greater problems requiring professional help. (Author/CJ)

This book, designed for teachers, parents and caregivers, discusses the development of self esteem, competence, and sense of belonging in children. The development of self concept is traced from early infancy through adolescence. Specific topics include reinforcement, imitation, the relationship between self-concept and achievement, sexual…

In the study of students' achievement behavior, it has been argued that learning goals that emphasize self-improvement rather than outperforming others are more desirable. This study examined how students' learning goal orientations were related to their theories of intelligence (e.g., whether intelligence is inborn). The subjects were 400 Chinese…