Not an introvert or an extrovert? 8 signs you could be an ambivert What is an ambivert? You probably know what extroverts and introverts are, but there’s a third type of personality: the ambivert. Think of ambiverts as a mix between the two – they’re not as outgoing as extroverts or as quiet as introverts. “When you look at the continuum from introversion to extroversion, it looks like a curve and bulges in the middle,” says Laurie Helgoe, PhD, a clinical psychologist and the author of Introvert Power: Why Your Inner Life Is Your Hidden Strength. “Most people live in the middle, and the ones who really don’t seem to lean over one side or the other and kind of draw from both orientations are considered ambiverts.”