Keep reading to learn all about this test, how to take it, and what your results may mean for your ideal career path and job role. We'll explore the history and concepts behind personality assessments in general as well as how this particular test works and how you can use your results for personal and professional development. A Brief History Of Personality Quizzes. The use of personality and aptitude testing has its roots in the early 20th century, pioneered by pioneers like Carl Jung who studied and categorized different personality types. Since then, tests have been developed and refined to tap into things like interests, values, communication and leadership styles. Read more