There are few more beloved voices in fantasy writing than Australia's own Garth Nix - with Luke accounting for a fair share of that love himself.

Here, the two finally sit down to discuss Garth's hesitant awakening as a writer, his process of using 'bad maps' to great novels, how his landmark work Sabriel was originally intended to be very different, his latest venture (and adventure) into science fiction with Massif - and even why he thinks that if he weren't a writer, he might well be in jail!