There are a lot of personality classifications out there—from Myers-Briggs to enneagrams—but some of the most commonly studied traits fall under something called the Big 5: openness, conscientiousness ...

Wilhelm Reich, a colleague of Sigmund Freud, laid the foundation for five classic personality types which, to this day, are well recognized in the field of psychology. Dr. Reich actually identified ...

The differences between people’s personalities can be broken down in terms of five major traits—often called the “Big Five.” Each one reflects a key part of how a person thinks, feels, and behaves.

Find a hobby you'll enjoy—and stick to—by understanding which personality type you are: extroverted, agreeable, open, ...