Given the predictive power of IQ testing, it may seem strange that it is rarely included in an executive assessment. Yet for a number of reasons these tests are perceived as being unfair and irrelevant. As a consequence, executives are very reluctant to take them, and businesses are somewhat afraid to administer them. In other words, despite the incontrovertible predictive value of cognitive-ability testing, it has been discarded because of its imperfections.
As was discussed previously, one obvious obstacle to the use of IQ tests is the perceived irrelevance of the skills they measure. Take the Adult Wechsler IQ test, for instance—the most popular IQ test in use today.14 This instrument ...
