Development and behavior during the first 2 years of life was assessed retrospectively by the parents to 23 adolescents and young adults with Asperger syndrome and 13 typically developing adolescents and young adults. The groups were matched on chronological age and the participants were within the normal range of intelligence. The questionnaire,…

Investigated the relationship between sex hormones and spatial performance among adolescents treated with sex steroids for delayed puberty. Found that spatial performance varied according to gender but did not vary with levels of actively circulating sex steroids. Reviewed physiological mechanisms, developmental periods, and past empirical work…

Children's ability to recognize unfamiliar faces shows an unusual developmental trend: performance improves from 6 to 11 years, a temporary regression occurs at 12 years, and then recovery leads to adult-level performance. The first study described in this paper tested 80 children 5 to 11 years of age on a face-matching and recognition task.…

Investigated suppression of activation and retrieval paths to information stored in long-term memory. Subjects were 94 children in grades 1, 3, and 5. Found that the ability to intentionally inhibit the maintenance and recall of irrelevant information improves over the elementary years, and children are less able than adults to withhold production…

This book consists of 31 papers focusing on aspects of child development. Mainly reports of research, papers are grouped topically into four sections dealing respectively with perceptual, language/communication, cognitive, and social development. Most of the nine papers in section 1 focus on the perceptual development of infants. Topics include…

This monograph provides a detailed description of the child about whom and for whom the activities of the elementary school industrial arts program are directed and of the role of industrial arts in the elementary school curriculum. The first section is a detailed description of the child from age three to thirteen and includes general physical…

This research bulletin includes reports of research in progress or recently completed from September 1975 through February 1976. Each entry includes information concerning the investigators, purpose, subjects, methods, duration, cooperating groups, and findings (if available). The reports are listed under several topical headings: (1) Long-Term…

These 12 monthly newsletters from 1996 explore the many problems encountered by children and adolescents as they grow up. Regular departments in the newsletter issues include "Keep Your Eye On...," which briefly presents results of research into childhood and adolescent problems; "What's New in Research," summarizing research…

The third Fenno-Hungarian Conference on Developmental Psychology covered four main concepts: the historical roots and development of social competence through three generations, parent-child interaction, parenthood, and the development of socio-cognitive competence through childhood and adolescence. A series of papers was presented addressing the…