Background: It is well-established that children and adolescents with developmental language disorder (DLD) have social-emotional difficulties. This is reflected in their behaviour, for instance, by (social) withdrawal, hyperactivity or difficulty with peer relations. Children with DLD are also known to have poorer quality of life (QoL). This is…

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 selection of play materials has long been of concern to parents and educators. Many play materials simply do not engage children. In this study toys were openly displayed for free selection and play within a children's recreation center. Data were collected on the subject population, toy selection and toy usage. The results indicated that…

Adolescent parenthood was investigated based on a large panel study known as the National Longitudinal Study of the High School Class of 1972 (NLS) which has tracked over 22,000 adolescents who are now in their early 20's and have experienced many of the near-term consequences of early parenthood. Procedures for creating variables that mark entry…

Abstracts and bibliographic citations are given for the following documents concerned with the use and characteristics of the Hilson Adolescent Profile (HAP): (1) "Use of the Hilson Adolescent Profile To Compare Juvenile Offenders with Junior and Senior High School Students" (R. E. Inwald and K. E. Brobst); (2) "The Effectiveness of…