For authors and publishers, the best time to get excited about a telephone radio interview is after the radio interview has aired. Yes, it’s wonderful when your wish to appear on a radio show by telephone turns into an invitation. But until the radio interview actually airs, a radio interview is still only a hope. There are so many things that can go wrong with a telephone radio interview, and most of those problems with radio interviews happen right at the beginning — when you schedule the radio show.