I come from a privileged background but I worked a lot of winter seasons in the Alps and I've done lots of mundane summer jobs back in Britain where I mixed with less well off people. Maybe it comes from there but I've always felt that it's our duty to make society fairer.

Holman's world is a worst case scenario but it's healthy to examine extreme possibilities. If the technology that is used for genetic enrichment in Genus had been distributed equitably, across society, it could have been nirvana, a great world where people don't fear the diseases that we die from. The problems that arrive are more to do with resource hording than technology itself.

I do always know where I'm going in my books. I know the endpoint. I've written only two thousand words of my next novel but I know what the ending will be already.

I'm a hardened atheist but I feel that we have an inbuilt need for God. If you eradicate religion, you end up with something terrible in its place, like the communist state, as in Russia or China, where the dictator becomes the messiah figure.

You are supposed to look at the unimproved and think about the way that we dismiss so-called 'chavs' and certain immigrant classes that are considered unworthy, the "undeserving poor". Those kind of prejudices are getting worse.

When I start writing for the day, I usually read aloud the chapter I'm working on. It gets me into it and illuminates mistakes. I'm very rhythm conscious and I do enjoy repetition.

I come from a privileged background but I worked a lot of winter seasons in the Alps and I've done lots of mundane summer jobs back in Britain where I mixed with less well off people. Maybe it comes from there but I've always felt that it's our duty to make society fairer.