At around nine or 10 years of age, young people start to decide for themselves what's moral or not, and that's why I like writing for that age group so much.
I was named after my Jewish grandfather who left Poland early in the 20th century. What I knew from an early age was that he had lived most of his life in England, his Jewish wife had died, and he married a non-Jewish woman who was my grandmother.
Boys, particularly, like stories where they can have images in their imagination, where they can go to scary places and experiment with what can happen.