As I write most days about what occurs to me about narrative, sometimes I need to go back to an idea.

What I’d like to do is add something to an email when I said that what makes Korean storytelling distinctive is the desire to highlight the emotional narrative over and above the overall story.

It's a little more interesting, and complex, than that.

One of the most interesting applications of these techniques is in areas where more conventional story telling theories have very little to say. Subjects include factual TV programmes about abstract concepts such as space, the universe, hard science and so on. Even esoteric art films need a workable structure to hold your audience's attention beyond their aesthetics.

The coronavirus is in all our thoughts, and on a practical level, many of us are thinking how to tell its story - whether in a documentary, a news item or even in matters of public policy.