Think about all the decisions you’ve made today. Even if you’re reading this in the morning, you’ve probably already made hundreds or even thousands of decisions, without even thinking consciously about most of them.

We like to think of ourselves as being in control of our own decisions, and making rational, well-informed choices. However, more and more research is showing that this just isn’t the case, as has been popularised in books like Predictably Irrational and Thinking fast and slow