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An attempt to provide understandable and up-to-date information regarding intelligence testing, intelligence theories, personal competence, adaptive behavior and intellectual disability (mental retardation) as they relate to death penalty (capital punishment) issues. A particular focus will be on psychological measurement, statistical and psychometric issues.
I was reviewing some old PPT slides and thought I would share a few. These slides remind us that the Cattell-Horn-Carroll (CHC) model is a taxonomy of human cognitive abilities. An important taxonomy that has been driving most contemporary IQ test development and revision during the past 20 years. Click on images to enlarge.