We conducted a meta-analysis of 31 studies, spanning 30 years, utilizing the WCST in participants with autism. We calculated Cohen's d effect sizes for four measures of performance: sets completed, perseveration, failure-to-maintain-set, and non-perseverative errors. The average weighted effect size ranged from 0.30 to 0.74 for each measure, all…

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…

There are economic advantages in using microcomputers as automated testing stations for measuring aptitude and intelligence. Microcomputers also make it possible to expand and modify testing procedures for psychological functions included in conventional tests and to test psychological functions not generally assessed by conventional tests, such…