Incerto

01Why we're fooled by randomness?

Ever looked up at the sky and seen a dragon in the clouds? Or perhaps a castle, or a face? This is a phenomenon known as apophenia, the human tendency to perceive meaningful patterns within random data. It's a quirk of our brains, a cognitive bias that leads us to see connections where none exist. For instance, you might notice that every time you wear a particular pair of socks, you have a good day. You start to believe that these socks are somehow lucky, and you make sure to wear them whenever you need a bit of extra fortune. But here's the thing: those socks aren't lucky. They're just socks. The connection between them and your good days is a pattern your brain has created out of randomness. This is a classic example of overestimating causality, another cognitive bias that leads us to attribute cause-and-effect relationships where none exist. In Nassim Nicholas Taleb's book "Fooled by Randomness", he discusses the case of a successful trader who believed his success was due to his skill and strategy, when in fact, it was largely due to random market fluctuations. On the flip side, we also have a tendency to underestimate randomness. We like to believe that the world is orderly and predictable, that if we just find the right strategy or formula, we can control outcomes. But randomness plays a much larger role in our lives than we like to admit. For example, Taleb talks about the thousands of aspiring authors out there, pouring their hearts and souls into their work, hoping to write the next bestseller. But the reality is that becoming a bestselling author has less to do with talent or hard work, and more to do with luck and timing. These cognitive biases can have a significant impact on our decision-making. We might become overconfident in certain strategies or predictions, leading us to make significant mistakes. For instance, a business might invest heavily in a particular marketing strategy because it worked well once, ignoring the possibility that its success was due to random factors. The consequences of such flawed decision-making can be severe, leading to financial loss, missed opportunities, and even personal hardship. In conclusion, our brains are wired to seek patterns and causality, leading us to be easily fooled by randomness. It's important to recognize these biases and account for them in our thinking and decision-making processes. So next time you find yourself attributing your good day to your lucky socks, take a moment to consider the role of randomness. It might just save you from making a costly mistake.