Have you ever had a teacher who was very smart, but also terrible at actual teaching? An expert who used so much jargon you could not quite follow their explanation? This is called the “curse of knowledge”, a term coined in 1989 by economists Colin Camerer, George Loewenstein, and Martin Weber. It’s a cognitive bias … Read More
Coined by Cyril Northcote Parkinson as part of an essay published in The Economist in 1955, Parkinson’s law is the adage that “work expands so as to fill the time available for its completion.” While it was initially designed as a mathematical equation describing the rate at which bureaucracies expand over time, Parkinson’s Law can … Read More
Most schools use blocked practice to teach students: it’s an approach that consists in practicing a single skill over and over, with repetition being the key, and little to no variance. With blocked practice, you wait until you feel comfortable with a topic before moving onto the next one. This is how most curriculums are … Read More
Free will, which is considered by many central to human nature, has been studied as far back as ancient Greece by philosophers and scientists alike. It is most commonly defined as the capacity to choose between different courses of action in an unimpeded way—that is to say the ability to make choices in which the … Read More
Have you ever tried to fix a problem, only to make things worse? That’s called the Cobra Effect—when an attempted solution results in unintended consequences. Because most of our cause-to-effect experiences involve very simple, direct relationships, we tend to think in terms of linear chain of events. But the world is much more complex than … Read More
It’s easy to get carried away when making a decision. We look at the current situation and extrapolate what we consider to be the most likely future outcome. What we often fail to consider, though, are the complex ramifications of the decisions we make. For example, you’re feeling hungry. The fast and easy decision would … Read More
In my article about neuromyths, I debunked the commonly-held belief that IQ tests results only represent your ability to take IQ tests. In reality—and despite their flaws—IQ tests are predictive of many things. And, in particular, IQ tests can help predict your chances of dying. In a cohort study conducted in 2009 with almost a … Read More
Fake news has become a hot topic. But the deliberate disinformation of the general public via traditional outlets or social media goes beyond the news: there is also an alarming rise in “fake science.” The brain and the mind feel extremely familiar. We do spend lots of our time inside our heads. That’s why it’s … Read More
Do you feel like you can remember things better when you actively engage with the information and create your own version of it? That’s called the Generation Effect. In a research paper published in 1978 in the Journal of Verbal Learning and Verbal Behavior, scientists described it as the phenomenon where information is better remembered … Read More
Want to save this list of mental models for later? Subscribe to receive a PDF copy. Remember how I told you that you need to build your own mental gym? Well, let’s talk about your mental equipment. Mental models are some of the most powerful mental tools at your disposal. They can help you think … Read More