Researchers in the fields of cognitive and language development have made less use of large-scale longitudinal designs and of person-centered approaches to data analysis than have researchers in the fields of social and personality development. It is argued that differences among domains of developmental psychology in the research methods employed…

This study investigated the long-term stability of the nine temperament subcategories which underlie the Thomas and Chess temperament clusters. A homogeneous sample of 55 children and parents was recruited (26 remained at the final data collection interval) and parents provided questionnaire responses on their child's temperament at 2, 4, 6, 18,…

Based on research which has followed the behavioral development of 133 subjects from infancy to early adulthood, discusses incidence of behavior disorders, defines the concept of temperament, and briefly discusses findings. Remarks on the usefulness of the "goodness of fit" concept for tracing developmental sequences. (GC)

This longitudinal study examined consistency and change in human personality. Rather than studying the consistency of individual differences over time, an approach which considers only the stability of a variable at the group level and ignores differences in stability at an individual level, this study used a person-centered approach to study…

This report is part of a comprehensive study of the cognitive, personal, and social development of disadvantaged children over the crucial period age three through grade three. The aims of the study are to identify the components of early education associated with children's development, to determine the environmental and background factors…

The purpose of this 16-year study was to investigate the developmental progress of a group of children reared in severely deprived environments during infancy and early childhood in order to evaluate their adjustment to family, school, and community by age 15. The subjects were 31 children ranging in age from 1 year 7 months through 5 years 11…

A prospective study investigated associations between preschool temperament and environmental factors and school-age personality in 93 Swedish children. Found that personality was predicted by early temperament and environmental factors such as external day care and negative life events. Extraversion was most clearly related to temperament.…

Applied a person-centered approach to childhood personality development in 28 diverse samples of 3- to 6-year-olds studied over 6 years. Identified resilient, overcontrolled, and undercontrolled personality types. Found that the undercontrolled personality type related to intellectual decline over 6 years. The number of family risks predicted…

This group of eight bulletins provides abstracts on research relating to children reported to the Clearinghouse for Research in Child Life from July 1962 to August 1968. Abstracts are organized by topic area: (1) "Long Term Research"; (2) "Growth and Development," including general, physical, perceptual, cognitive, motor,…

The longitudinal "Competent Children" project is intended to discover what impact family resources and early childhood education experiences have on the development of children's cognitive, social, communicative, and problem-solving competencies. This booklet summarizes the main findings of the first stage of this project. The report…