I like writing for children. It seems to me that most people underestimate their understanding and the strength of their feelings and in my books for them I try to put this right.
There are two types of courage involved with what I did. When it comes to picking up a rifle, millions of people are capable of doing that, as we see in Iraq or Vietnam. But when it comes to risking their careers, or risking being invited to lunch by the establishment, it turns out that's remarkably

