Background: Research into the neuropsychology of pediatric obsessive--compulsive disorder (OCD) reveals inconsistent results, limiting the ability to draw conclusions about possible neurocognitive deficits in youth with OCD. The aim of this study was to conduct a meta-analysis of the available literature. Methods: We identified 36 studies, of…

Memory plays a profound role in explaining language development, academic learning, and learning disabilities. Even though there is a large body of research on language development, literacy skills, other academic skills, and intellectual characteristics of children with hearing loss, there is no holistic study on their memory processes.…

This paper used meta-analysis to synthesize the relation between visual skills and Chinese reading acquisition based on the empirical results from 34 studies published from 1991 to 2011. We obtained 234 correlation coefficients from 64 independent samples, with a total of 5,395 participants. The meta-analysis revealed that visual skills as a…

The behavioural phenotype of velocardiofacial syndrome (VCFS), one of the most common human multiple anomaly syndromes, includes developmental disabilities, frequently including intellectual disability (ID) and high risk of diagnosis of psychotic disorders including schizophrenia. VCFS may offer a model of the relationship between ID and risk of…

The author reports on recent Soviet studies of developmentaly delayed (DD) children, which compare clinical characteristics of DD, mentally retarded, and normal children relative to such aspects as attention, memory, intellectual functioning, and verbal facility. Noted is the similarity of DD children to American learning disabled children.…

If microcomputers are used as automated testing stations, for use in psychometric assessment, there are economic advantages. Discussion follows, however, on whether it is possible to improve the quality of cognitive assessment by extending the range of cognitive abilities to be assessed. Two types of extension are considered: modifying and…

Research is examined on learning and memory from text across the adult life span. The outcomes of the extant studies are contradictory. Clarification of these confusing findings is obtained by examining variations in the learner variables of education level and performance on vocabulary tests. Problems are considered in equating the learner…

Recent theorists have begun to re-conceptualize the construct of "intelligence." This paper reviews recent theories of intelligence and indicates implications for practitioners, educators, and individuals. Theories and theorists discussed include the following: (1) Robert Sternberg has advanced the "triarchic theory" of…