The original MMPI was developed in the late 1930s and early 1940s by psychologist Starke R. Hathaway and psychiatrist J. Charnley McKinley at the University of Minnesota. Their goal was to create an objective, data-driven instrument to assist in psychiatric diagnosis. Empirical Criterion Keying
Anxiety, dread, and obsessive-compulsive traits. Schizophrenia: Bizarre thoughts and social alienation. Hypomania: Excessive energy and flight of ideas. Social Introversion: Withdrawal from social interactions. Validity Scales mmpi-2
Attorneys and courts heavily rely on the MMPI-2 during legal proceedings. Because its validity scales can uncover symptom exaggeration, it is frequently used in personal injury lawsuits, criminal competency hearings, and child custody evaluations. Personnel Screening The original MMPI was developed in the late
Measures atypical or eccentric ways of responding. A high score can indicate severe psychopathology, random guessing, a lack of reading comprehension, or "malingering" (exaggerating symptoms to look sick). Their goal was to create an objective, data-driven
This is simply the count of omitted items. If 30 or more items are left blank, the protocol is generally considered invalid.
While the MMPI-2 remains highly popular, it is not the only version. The was introduced in 2007.
These scales catch random answering patterns or "yea-saying" (marking everything True) and "nay-saying" (marking everything False). The 10 Basic Clinical Scales