The best ‘data stories’ are not obvious. They don’t hit the reader over the head with numbers, at least not initially. But the data is the very foundation on which the story is built, and it can help guide reporters to the best anecdotes or ways to illustrate their findings. Good data editing requires an understanding of all that, along with critical thinking, project management skills, and a better-than-average understanding of the content, context, and organisation of the data. Just a...