Why you should never kiss a baby on the head(theconversation.com) There is a cognitive bias called “the curse of knowledge” (sometimes also called “the curse of expertise”). It happens when you incorrectly assume that everyone knows as much as you do on a given topic. As a clinical microbiologist, I assumed everyone knew that it was a terrible idea to kiss a newborn baby anywhere on its head.
People think they already know everything they need to make decisions(arstechnica.com) The world is full of people who have excessive confidence in their own abilities. This is famously described as the Dunning-Kruger effect, which describes how people who lack expertise in something will necessarily lack the knowledge needed to recognize their own limits.