Barnum Effect: Why You Fall for Vague Personality Tests (And How to Avoid It)
Have you ever taken the Myers-Briggs Type Indicator (MBTI) test, scrolled through your Co-Star horoscope, or tried a “career personality quiz” on BuzzFeed—only to gasp, “This is exactly me”? You’re not alone. A 2023 survey by the American Psychological Association (APA) found 45% of U.S. adults believe vague personality descriptions from tests or horoscopes are…