Of the diagnostic features of autism, relatively little research has been devoted to restricted and repetitive behavior, particularly topographically complex forms of restricted and repetitive behavior such as rigidity in routines or compulsive-like behavior (e.g., arranging objects in patterns or rows). Like vocal or motor stereotypy,…

Adolescent girls have emerged as the largest demographic of bloggers in the United States. In this study, the author interviewed 20 girls, aged 17 to 21, who had been blogging for 3 or more years. Consistent with previous studies involving youths' online activities, the girls discussed their use of blogging for self-expression and peer…

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…

For both boys and girls, all adolescent effects are reversals of significant preadolescent effects. These reversals, predictive of adult health, can be commonly described as a change from a relatively tension-free or conflict-free preadolescence to a reactive and stressful adolescence. (Author)

An example application of latent growth methodology used to analyze developmental change in adolescent alcohol consumption is presented. Findings are discussed with reference to the utility of latent growth curve models for assessing developmental processes of both the inter- and intra-individual level across a variety of behavioral domains. (SLD)

This report presents basic data on parent ratings of certain behavioral patterns related to growth and development by sex and age for youths 12-17 years of age in the noninstitutionalized population of the United States. The data were obtained from the Health Examination Survey of 1966-70 and should provide information on the behavior of…

The article discusses a study of the effects of adolescence on gifted students, in which 500 adolescents were surveyed on self-awareness of internal changes and behavior. (PHR)

For 418 subjects aged 12 to 21 years, identity development was strongly and consistently related to egocentrism, while perceived parental behavior accounted for little additional variance. Results also clarify differences between the Adolescent Egocentrism Scale and the Imaginary Audience Scale. (SLD)

Problem behavior theory predicts that norm-violating attitudes and activities reflect syndrome. Findings from community sample revealed that criminal behavior was more determined by general deviance in adulthood than in young adulthood, whereas sexual involvement became less determined by common factors between these times. Drug use and low social…

On June 5, 2001, Brian Hancock graduated from law school. His story behind the story is significant to those concerned with reclaiming troubled teens. Ten years earlier at age fourteen, Brian was facing the prospect of spending the rest of his life in adult prison. This is his story as told to Scott Larson. (Author)

The main purpose of this report is to provide guidelines for a study on educating for leisure. The authors proceed on the theory that to understand fully the leisure time activities of individuals it is necessary to take into consideration their whole life of home circumstances, work, and schooling and examine this in relation to their…

This study tested the association between mother's early age at first birth and various life outcomes for her children in later adolescence and early adulthood. Data were analyzed from the Rochester Youth Development Study, an ongoing panel study of adolescents enrolled in seventh or eighth grade in Rochester Public Schools in 1988 ("N"=729). Boys…

This research plan focuses on selected determinants of sexual behavior and contraceptive use for a stratified quota sample of adolescent boys and girls. Attention is concentrated on the socialization processes through which these youth develop attitudes toward heterosexual behavior and the ways in which these attitudes as well as situational…

One of a series of illustrated books written by physicians for their patients, this publication, aimed at te teenager, points out some biological and psychological changes which occur in adolescence. The first few chapters deal with sex drives, male anatomy, female anatomy, conception and pregnancy. Sociological and controversial aspects of…

Using a 1987 sample of 526 undergraduates, this study examines changes in student alcohol use, alcohol abuse, and attitudes toward drinking over their college careers. The maturation of attitude and behavior observed in females was not seen in males, for whom college may represent a period of protracted adolescence. (SLD)