"Validation bias works like this: A supposed authority tells you random traits. They tell you these traits are associated with you. You adopt this as fact, and focus on those traits in you as dominant and identifying, even if the traits seemed less prominent in your personality prior to this interaction. So yes, it applies as soon as you get your MBTI results. It also applies when you are getting your palm read or you're reading your fortune cookie insert, or looking up your horoscope or "what your name says about you" sites. The real fact is that anyone can display any trait at any time. You have habits, of course, but even those are constantly changing and influenced by our environments and pliable world views. If the MBTI says you're a procrastinator, that doesn't mean you are. No-one *IS* a procrastinator. People procrastinate, but that doesn't mean it isn't a changeable behavior. Tests like the MBTI are dangerous in that they limit people. They are dangerous in the same way an..." - Christine Cavalier