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Kaufman, A. S.; Salthouse, T. A.; Scheiber, C.; Chen, H. – Journal of Psychoeducational Assessment, 2016
Patterns of maintenance of ability across the life span have been documented on tests of knowledge ("Gc"), as have patterns of steady decline on measures of reasoning ("Gf/Gv"), working memory ("Gsm"), and speed ("Gs"). Whether these patterns occur at the same rate for adults from different educational…
Descriptors: Age Differences, Educational Attainment, Generational Differences, Adults
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Salthouse, Timothy – Developmental Psychology, 2015
It is widely recognized that experience with cognitive tests can influence estimates of cognitive change. Prior research has estimated experience effects at the level of groups by comparing the performance of a group of participants tested for the second time with the performance of a different group of participants at the same age tested for the…
Descriptors: Cognitive Ability, Intelligence Tests, Test Results, Comparative Analysis