The American Psychiatric Association (APA) is considering including introversion as a determining factor for diagnosing mental disorders in its Diagnostic and Statistical Manual of Mental ...

The American Psychological Association’s Dictionary of Psychology defines introversion as a “broad personality trait” and an “orientation toward the internal private world of one’s self and one’s ...

I recently read and loved The Big Leap by Gay Hendricks, a psychologist who introduces the concept of different "zones" in life and work. These zones describe varying levels of competency and ...