Unlike the Myers-Briggs Type Indicator or the Enneagram, you may have never heard of the “Big Five” personality traits. While the former two have become mainstream tools for self-assessment, the Big Five model is used mostly by psychological researchers and human resource professionals. This may, in part, boil down to design. Most personality tests are designed by psychologists to be user-friendly and offer positive insight, but the Big Five traits were derived by applying factor analysis to human observations.
Read More: The Problem With the Myers-Briggs Personality Test