Designed to help meet the increasing need for a well-validated, psychometrically sound test that can provide empirical support in courtrooms and other legal institutions, the VIP test provides a broad spectrum of information about an individual’s performance on an assessment battery. As a measure of response styles, test results help assess whether the results of cognitive, neuropsychological or other types of testing should be considered representative of an individual’s overall capacities.
The VIP test is intended to provide support for conclusions that may impact the awarding of large sums of money or the determination of competence or culpability. As a result, the test is potentially useful to neuropsychologists, forensic, and clinical psychologists in a variety of situations, including:
The VIP test uses six primary validity indicators to classify an individual’s performance as either valid or invalid.
The test also categorizes the individual’s response style as:
Scoring rules for the VIP test were developed using a sample of more than 1,000 clinical and nonclinical subjects. Results were then cross-validated using an independent sample of 312 cases comprised of 5 criterion groups:
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