Click on the interactive map for an illustration of the extent to which piracy is a problem in 59 countries, as well as the economic costs of the current boom in black-market materials.

FORBES

Although the original shape of the building was recorded on a local map in the early 1800s, historians have never been sure which contemporary illustration of the house was more accurate.

BBC: Unlocking secrets from Jane Austen's Steventon home

And its publishers deserve to be criticised for failing to include a single illustration of this highly photogenic subject nor even one map, an omission that makes whole chapters needlessly hard to follow.

ECONOMIST: Water