In 1989, the MMPI became the MMPI-2 as a result of a restandardization project to develop a new set of normative data representing current population characteristics the restandardization increased the size of the normative database to include a wide range of clinical and non-clinical samples psychometric characteristics of the clinical scales were not addressed at that time.The most historically significant developmental changes include: Additionally, there have been changes in the number of items in the measure, and other adjustments which reflect its current use as a tool towards modern psychopathy and personality disorders. Many additions and changes to the measure have been made over time to improve interpretability of the original clinical scales. The MMPI was designed as an adult measure of psychopathology and personality structure in 1939. The MMPI is copyrighted by the University of Minnesota. The original authors of the MMPI were American psychologist Starke R. An alternative version of the test, the MMPI-2 Restructured Form (MMPI-2-RF), published in 2008, retains some aspects of the traditional MMPI assessment strategy, but adopts a different theoretical approach to personality test development. A version for adolescents, the MMPI-A, was published in 1992. It was replaced by an updated version, the MMPI-2, in 1989 (Butcher, Dahlstrom, Graham, Tellegen, and Kaemmer). McKinley, faculty of the University of Minnesota, and first published by the University of Minnesota Press in 1943.
The original MMPI was developed by Starke R. Psychologists and other mental health professionals use various versions of the MMPI to help develop treatment plans, assist with differential diagnosis, help answer legal questions (forensic psychology), screen job candidates during the personnel selection process, or as part of a therapeutic assessment procedure. The Minnesota Multiphasic Personality Inventory (MMPI) is a standardized psychometric test of adult personality and psychopathology.
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