Paul E. Newton argues in favor of a conception of validity, viz, "the consensus definition of validity," according to which the extension of the predicate "is valid" is a subset of "assessment-based decision-making procedure[s], which [are] underwritten by an argument that the assessment procedure can be used to measure the attribute entailed by…

This study examined the effect of age-correction on IQ scores among preterm school-aged children. Data from the Flinders Medical Centre Neonatal Unit Follow-up Program for 81 children aged five years and assessed with the WPPSI-III, and 177 children aged eight years and assessed with the WISC-IV, were analysed. Corrected IQ scores were…

This study examines foster child case records to understand how intelligence testing was used by guidance counsellors and social workers to negotiate welfare resources with poor youths in the early twentieth century. Psychological testing justified racial hierarchy in a scientific language suited for a rational professional bureaucracy. Yet, it…

In the last article, the author covered the social and psychological causes to learning difficulty that can be created by epilepsy. Over the last two articles, the author gained a fairly complete picture of problems that may be due to the physical disorder of epilepsy and problems due to its unique impact on the social aspects of the classroom. In…

The Lothian Birth Cohort 1936 sample is in a uniquely good position to provide relevant data on social class mobility patterns over most of the last century. These participants, with known ultimate social class attainment, took a validated mental test in the Scottish Mental Survey of 1947 and were followed up at approximately age 70. Then, besides…

This study investigated the possibility that apparent sex differences in IQ are at least partly created by the degree of sample restriction from the baseline population. We used a nationally representative sample, the 1970 British Cohort Study. Sample sizes varied from 6518 to 11,389 between data-collection sweeps. Principal components analysis of…

Background: Although distinctive neuropsychological impairments have been delineated in children with chromosome 22q11 deletion syndrome (22q11DS), social skills and social cognition remain less well-characterised. Objective: To examine social skills and social cognition and their relationship with neuropsychological function/behaviour and…

A component of a school assessment plan includes traditional IQ testing, often referred to as psychological or psycho-educational testing. Psycho-educational testing can yield information about how a student compares to others in her grade or age group, individual strengths and needs, and recommendations to improve instruction. The intended…