The theory of psychological type was introduced in the 1920s by Carl G. Jung. The MBTI tool was developed in the 1940s by Isabel Briggs Myers and the original research was done in the 1940’s and 1950’s. This research is ongoing, providing users with updated and new information about psychological type and its applications. Millions of people worldwide have taken the Indicator each year since its first publication in 1962.
One of the most widely researched and extensively used psychometric tools; the MBTI offer a 4 letter personality code based on your preferences. 16 such types are generated.
All types are equal: The goal of knowing about personality type is to understand and appreciate differences between people. As all types are equal, there is no best type.
The MBTI instrument sorts for preferences and does not measure trait, ability, or character. The MBTI tool is different from many other psychological instruments and also different from other personality tests.