Have you ever been frustrated trying to explain a seemingly obvious idea to someone who just doesn’t get it? That’s been described as the “curse of knowledge”. An experiment asked subjects to tap out the tune of a popular song (like “Happy Birthday”) on a tabletop; others were assigned to listen and identify the song. The “tappers” predicted that those listening would be able to identify their songs 50 percent of the time, but in fact... [read more]