Theoretically-Consistent Cognitive Ability Test Development and Score Interpretation

Clinical cognitive ability assessment—and its corollary, score interpretation—are in a state of disarray. Many current instruments are designed to provide a bevy of scores to appeal to a variety of school psychologists. These scores are not all grounded in the attribute’s theory or developed from sound measurement or psychometric theory. Thus, for a given instrument, there can be substantial variation between school psychologists when...