The demands on mathematical problem-solving have increased in almost all school systems internationally and may constitute a barrier for children with special educational needs (SEN). This study explored the role of fluid reasoning (FR), working memory (WM) and complex executive function of planning (EF) in children (N = 62) referred for…

Although literature provides strong evidence for the beneficial role of outgroup contact, longitudinal knowledge regarding the formation and change of outgroup contact remains improvable. Using a longitudinal, large-scale data set including 6,726 majority and minority participants (M[subscript age] = 14.98 years at Wave 1; 55% female) from 4…

Language aptitude remains one of the most understudied predictor variables in L1 attrition research. The current study seeks to address this gap by investigating the effects of language aptitude on L1 retention in late attriters. Forty L1 Spanish-L2 Swedish bilinguals living in Sweden participated in the study, along with 20 functionally…

The purpose of this study was to explore how highly trained performing musicians, currently working in higher education conservatoires or universities, understand, categorize, and reflect on their identification as a studio music teacher. Using an online survey involving participants (N = 173) across nine western countries, respondents identified…

In this study, we investigated to what extent arithmetic ability and self-regulated learning skills in the beginning of lower secondary school predicts measures of students' performance in mathematics at the end of lower secondary school. Arithmetic ability and self-regulated learning skills were tested the first two weeks in lower secondary…

Studied suicide risk after attempted suicide, as predicted by cerebrospinal fluid (CSF) monoamine metabolite concentrations, in 92 psychiatric mood disorder inpatients admitted shortly after attempting suicide. Results revealed that low CSF 5-hydroxyindoleacetic acid (5-HIAA) predicted short-range suicide risk after attempted suicide in mood…

According to Cronbach's method of data analysis--which decomposes individual scores into separate components for different levels of aggregation--data collected for an investigation of the development of individual differences in ability test scores from grade 4 through grade 9 were grouped into school district, class, and individual components.…

Purpose: To evaluate the effectiveness of a screening instrument (the Swedish Communication Screening at 18 months of age; SCS18), derived from the Swedish MacArthur-Bates Communicative Development Inventory, in identification of 18-month-old children who will be severely language disabled by 3 years of age, the authors (a) analyzed which SCS18's…