Kazuo Ishiguro: All these things, it becomes another way of being a writer, or being an actor or being a musician is to teach. So that’s a natural way for things to proliferate. But you have to be careful when you’re toying with young people’s dreams. I think we owe them a responsibility, and we can’t just exploit that. But as I say, when it works, it works brilliantly. And of course many great writers have either taught or come through creative writing schools, just as the musicians do.