why do employers do preliminary phone interviews?

Since employers usually have far more qualified job applicants than they can realistically interview, they often use preliminary phone interviews to screen candidates and narrow down their pool before bringing finalists in to talk in-person.

But what are employers really looking for in these phone screens? Are they just checking to make sure you’re not crazy, or are they looking for more substantive information too? The answer is usually a bit of both. Over at U.S. News & World Report today, I talk about why employers do phone interviews. You can read it here.