You probably wouldn't want to listen to a person speaking the same thing over and over and over. So why would you want to listen to the same song again and again? Yet research has found that generally the more that people hear a song, the more they like it -- unless, of course, they listen so much that they end up liking it even less than when they started.
This topic is just one that's covered by Elizabeth Margulis, Director of the Music Cognition Lab at the University of Arkansas in a new book, On Repeat: How Music Plays The Mind. In a conversation with Soundcheck host John Schaefer, Margulis explains about why repetition and music are so closely intertwined.