“Best friend” is a term that seems to have been invented in the twentieth century, perhaps even in the second half of that century. My parents never used the term “best friend,” but my friends and I ...

Add Yahoo as a preferred source to see more of our stories on Google. fotostorm/ E+ via Getty Images When Valentine's Day rolls around, we all tend to think of romance, but that doesn't acknowledge ...

Forbes contributors publish independent expert analyses and insights. I write about relationships, personality, and everyday psychology. Watching your friendship change when a close friend starts ...

When Valentine's Day rolls around, we all tend to think of romance, but that doesn't acknowledge one of the most lasting types of love in our lives: friendship. Show some love to your chosen family ...