Discover how quickly solitude drains your mental battery and why extroverts recharge faster around other people.

Take this quiz to find out where you fall on the introvert-extrovert spectrum. Answer each question True or False, choosing the answer that applies to you more often than not. 1. I prefer one-on-one ...

How does a psychologist determine from your answers to personality questions whether you are an introvert, extravert, or somewhere in between? (The same question can be asked about other personality ...

I was introduced to the Myers-Briggs personality test at my first job at a startup in my early 20s. We all did the test and the results put us into one of 16 personality types. The test was created ...

In introducing herself to her students, Lauren Peña sometimes tells them that she can relate to Star Trek’s Dr. Spock. If the fictional character took the popular Myers-Briggs personality test, he ...

Most of us have, at some point, taken a random personality quiz online that promised to reveal our deepest truths: whether we’re a dog person or a cat person, which "Friends" character we are, or what ...

If you’re a fan of personality tests — like many of us, or at least the self-reflective, psychology-obsessed ones are — you may have taken the Myers-Briggs Type Indicator, a self-reported personality ...

The Myers-Briggs Type Indicator (MBTI) questionnaire is a tool used to assess and assign people with different personality types. There are 16 different personality types, with eight extrovert types ...

See our cover story, “The Upside of Being an Introvert.” See our gallery of the great introverts and extroverts in history. Contact us at letters@time.com ...