Mind wandering research has exploded this past decade. I have oodles of PDF articles in a mind wandering folder that I wish I had time to digest. Important information being learned about the brain networks involved (default, salience, and central executive networks in particular)
Not All Mind Wandering Is Created Equal
Mind wandering—sometimes seen as daydreaming or "zoning out"—has been shown to facilitate creative thinking and problem solving, but in the wrong context it can…