Critics of moral judgment measures question whether the obtained pattern of relationships between moral judgment scores and outcome variables might be better explained by verbal/general ability. To address this concern, we assess the degree to which moral judgment development reduces to verbal ability using the Defining Issues Test (DIT). Our…

The Defining Issues Test (DIT) of moral judgment, a stage preference approach, is compared with the Moral Judgment Test (MJT) widely used in Europe. The MJT is a stage consistency test. Construct validity is defined in terms of seven types of studies, which support use of the stage preference approach. (SLD)