Individuals with Down syndrome are predisposed to show a specific behavioural phenotype, or a pattern of strengths and challenges in functioning across different domains of development. It is argued that a developmental approach to researching the Down syndrome behavioural phenotype, including an examination of the dynamic process of the unfolding…

Aims at identifying the prominent personality characteristics of youthful females who have attempted suicide, examines these characteristics as they relate to the frequency of suicidal thought, and identifies the psychological complex that predisposes a young female to attempted suicide. (Author/RK)

Prevalence estimates of psychiatric disorders in 10-year-old rural Norwegian children were based on responses to symptom checklists distributed to parents and teachers. Parents' index showed highest validity and was used as a basis for prevalence estimates. Properties of the index were shown to be sample specific. (Author/AS)

Research on factors which contribute to the development of antisocial personality disorder is reviewed. Methodological issues are critiqued, including major assessment instruments and frequently used research designs. Factors which current research indicates might lead to the continuation of antisocial behavior from childhood into adulthood are…