Ask Erin Mantz why she loves personality tests, and she’ll tell you she’s a Pisces, an only child, and an introvert prone to self-reflection. “I’m constantly craving and searching for insights into ...

In our search for self-knowledge, we’ve all likely taken one (or several) personality tests. The goal is to gain insights about ourselves—why we are the way we are. But are these tests any good? Do ...