Our AimsOur aim was to measure the predictive accuracy of the most popular personality test frameworks, and then to create a single test that could measure all of these at once. You can take the free 12-minute test that we developed while completing this study by clicking here.It seems that the three most popular general-purpose personality tests in the world are the Myers–Briggs Type Indicator (also known as MBTI, with >30 million google search results), the Enneagram (>11 million search r...