Michael Lewis' book The Undoing Project was about the Kahneman Tversky Partnership. One big takeaway from their research was that we all use mental shortcuts to make decisions, and those shortcuts can create cognitive biases. People think a baseball player is a better baseball player if his talents are very vivid. If he's really, really fast or has a lot of power, he's more likely to be overvalued than someone with subtle abilities like plate discipline.