> The frequency illusion is that once something has been noticed then every instance of that thing is noticed, leading to the belief it has a high frequency of

> The frequency illusion is that once something has been noticed then every instance of that thing is noticed, leading to the belief it has a high frequency of occurrence (a form of Selection bias). The Baader–Meinhof phenomenon is the illusion where something that has recently come to one's attention suddenly seems to appear with improbable frequency shortly afterwards. The Baader–Meinhof phenomenon is sometimes conflated with frequency illusion and the recency illusion. -- https://en.wikipedia.org/wiki/List_of_cognitive_biases https://en.wikipedia.org/wiki/List_of_cognitive_biases