I don't like narrowing my readers down - there's not a particular age or gender or nationality. I suppose I'm aiming at the child I was.

After art college, I got a job as a medical illustrator, and I was pretty good. I had to imagine what was going on in the operations because the photographs just showed a mess.

Stories come to me and I don't know where they come from, but afterwards I can look back and say, 'Oh yes, that's got a little bit of me, or a little bit of my own son in it'. That's where ideas come from.

What excites me about picture books is the gap between pictures and words. Sometimes the pictures can tell a slightly different story or tell more about the story, about how someone is thinking or feeling.

A teacher who is not dogmatic is simply a teacher who is not teaching.

I love to learn; I really do. We'd study something in class, and I'd take it outside of class and become, like, obsessive and just research everything.

Unlike film and TV, theater is a luxury object, but one that ordinary middle-class people can still afford. Above all, it isn't a mass medium: Live theater is a small-scale, handmade art form. Intimacy is what makes it special.

All of my education at Harvard, then Oxford, then Paris was in literature - even my thesis was on Shakespeare.