You’re probably aware that going to the supermarket when you’re hungry is a bad idea. Research published back in 1969 showed that people tend to buy more food if they hadn’t eaten recently and were hungry. But that’s not the only way hunger affects the choices we make.
I’m sure you’ve heard how unreliable your memory is. Our memories change over time and are subject to a variety of influences and biases. But what if you could have some control over your memories? What if you could make it more likely that you’d remember certain events, even unpleasant or painful ones, in a positive light? You can!
When I was sixteen, I spent a year living and going to school in Germany. Among other things, I fell for the German language. One of my all-time favourite German words is <em>Ohrwurm</em>; translation: earworm!