Eli Roth

As a director, you have to know what actors are doing. You're the one telling them what to do. The actors' job is to come prepared to the set, but sometimes, if they're beginning actors or people who are non-actors, you have to teach them how to act.

Many of Judy Blume's books - which I devoured when I was growing up and where I found characters that were believable because they were a lot like me - caused considerable consternation when they were first published, but now they're widely accepted as an essential part of the children's literary canon.