Month: April 2019

What’s good about subjects – and what’s bad about them

The world is a complex, messy and interconnected place. Human brains are powerful, but they can struggle to deal with all this complexity. Perhaps the biggest limitation our brains place on our ability to handle complex problems is our working memory. Our working memory is limited to just 4-7 items of information at any one time. Any more than that and we are easily overwhelmed. Think of that feeling you get when you are asked to memorise a 10 digit phone number in a few seconds. That’s cognitive overload! And that is always the risk when you learn anything new,… Read more »