The Holtzman Inkblot Test is a multi-variable projective personality test that was designed to overcome psychometric limitations of the Rorschach Inkblot Test Rorschach Inkblot Test.

Scoring: The Holtzman Inkblot Test is a test that consists of two alternate forms of 45 inkblots. It is scored on 22 variables:

• reaction time
• rejection
• Location space
• form definiteness
• form appropriateness
• color
• shading
• movement
• pathognomic verbalization
• integration
• content (human, animal, anatomy, sex, abstract)
• anxiety
• hostility
• barrier
• penetration
• balance
• popular

Administration and scoring the Holtzman Inkblot Test is time consuming, except in computerized versions.

Reliability: The author reported intrascorer consistency on three examiners after a period of about 3 months. These reliabilities average about 0.95 on 9 scores. Inter-scorer consistency is reported for a number of different scorers for various scores. The lowest reported score reliabilities are 0.57, the highest 0.99. Intrasubject reliabilities are reported for 15 different groups on all 22 scores. These split-half reliabilities vary widely, but generally range between 0.50 and 0.90 with an approximate average in the 0.70s or 0.80s. No test-retest reliabilities were found which might furnish information about whether the scores are measuring persisting traits.