One particular developmental task during adolescence is to regulate fluctuating moods to successfully transition through this period. The aim of this person-centered study was to identify distinct developmental trajectories of adolescent mood variability and to compare adolescents in different trajectories on changes in depressive symptoms,…

Social responsibility can be defined as a set of prosocial values representing personal commitments to contribute to community and society. Little is known about developmental change--and predictors of that change--in social responsibility during adolescence. The present study used an accelerated longitudinal research design to investigate the…

A questionnaire attempting to define adolescence from the adolescent's view was administered to 300 students, 50 males and 50 females in each of 3 grades (grades 6, 9, and 12). The questionnaire examined (1) ages perceived as dividing points between adolescence, childhood and adulthood; (2) tasks seen as most important in advancing from one period…

Guided by a conceptual model linking discrepancies between parent and adolescent developmental expectations and adolescent adjustment and the quality of the parent-adolescent relationship, this study examined adolescent and parent beliefs about the age at which specific competencies should appear. Developmental timetables were grouped into…