personality on nature vs. nurture

Current research indicates that personality traits are hardwired; they’re largely hereditary and remain relatively constant throughout our lives.1 If we’re outgoing or reserved, energetic or subdued, ...

Even though Carl Jung first introduced the terms introvert and extravert back in 1921 (in his now-classic volume Psychological Types), the concepts—especially introversion—crashed into the public’s co...

Most of us have genes that make us as hardy as dandelions: able to take root and survive almost anywhere. A few of us, however, are more like the orchid: fragile and fickle, but capable of blooming sp...