The Minnesota Multiphasic Personality Inventory (MMPI, MMPI-2, and MMPI-A) and the Rorschach are the two tests used most widely in clinical personality assessment to evaluate personality functioning, current emotional state, and the presence, nature, and severity of psychopathology, as well as to formulate treatment interventions. Psychologists'' vigorous interest in and intense loyalty to the Rorschach and MMPI are reflected in the large and still growing theoretical and empirical literature concerning these tests. Given the enduring popularity of these two tests, it is surprising to find that only a small percentage of these numerous studies have examined the relationships between the two. <br><br> Both tests provide valuable information about an individual''s symptoms, behavior, emotions, interpersonal functioning, self-concept, defenses, and the dynamics underlying their behavior. Although much has been written about each test individually, little has been written about how to use