Affective disorder is characterized by maladaptive changes in mood, attitudes, energy level, and physical status. These changes constitute the basic dimensions of depression. Depression results from a combination of genetic and experiential factors. There are sex differences and age differences with regard to depression, and there is a high…

Focal theory is a framework for looking at psychosocial and leisure transitions in middle and later adolescence. Using cross-sectional survey data, found few gender differences in age-related relational transitions, but gender differences were apparent in shifting focuses of leisure involvement with age. Findings suggest a linkage between…

Examined quantitative evidence of an intellectual growth spurt during early adolescence by combining modern psychometric modeling, computerized testing with the Raven progressive matrices, and longitudinal socioeconomic and educational backgrounds. Found that gender difference was not significant. Notes the impact of this evidence on educational…

This study investigated the relationships among vocational, moral, and social development in ninth- and twelfth-grade students to clarify the psychological and psychosocial nature of vocational maturity. The effects of age differences and sex differences are discussed. (PP)

In a study of French-speaking adolescents (n=547), five measures designed to examine psychological well being found that body image, self-esteem, and negative stressful life events mediate the relationship between gender and depressive symptoms during adolescence. Further analysis of a subsample who recently transitioned to high school also found…

Discusses the concept of egocentrism and its relation to cognitive development. Describes the major stages of egocentrism: sensori-motor, preoperational, concrete operational, and adolescent egocentrism. Focuses on research support for the theory of adolescent egocentrism. Discusses educational implications. (RC)

Studies psychosocial development and friendship of 85 secondary school students and 138 college students (71 males and 152 females). Finds no gender preference in choice of developmental style. Friendship variables are more strongly associated with development for boys; girls view their relationships as closer than those of boys. (SLD)

Dramatic accounts of adolescent turmoil may confuse psychopathology with normal development if derived from the study of clinical populations. To compare the development of normal adolescents, 108 students aged 17-22 from the United States, Australia, New Zealand and Western Samoa were studied. Results of three different personality measures…

This study examined relations among characteristics at ages 3 and 10 years and delinquent behavior at age 10. Findings indicated that race and gender were significant predictors of delinquent behavior at age 10, as were temperament, IQ, and emotional instability at age 3. Psychological status, perceived peer substance use, IQ, and temperament at…

In this study, 375 adolescents from the junior high and high school of a Midwestern, semi-rural community were surveyed to investigate: (1) developmental and gender differences in strategies that adolescents use to cope with family, school, and peer stressors; and (2) the relation between coping strategies and outcome. The students were divided…