Meanwhile, though they spent their professional lives categorising the natural world, both found themselves obsessed with points at which the scientific method broke down.
The game creates a strong sense of belonging by categorising gamers based on the provinces they are from, incentivising individuals to win and bring honour to their regions.
Psychologists theorise that the well-documented tendency of humans to categorise almost every piece of information they come across is a survival mechanism that evolved to aid quick decision making.
Research by Oriana Bandiera of the London School of Economics and her co-authors looked at the diaries of 1,114 CEOs in six countries, and categorised their behaviours into two types.
Central to the pilot is an algorithm that will forecast heatwaves up to five days in advance and categorise them based on the potential impact on human health and mortality.
Bettina Elias Siegel, the author of Kid Food: The Challenge of Feeding Children in a Highly Processed World, says that in the US, people tend to categorise food in a binary way.