This mind wandering mode turns out to be very different from the task engagement mode, because it's where thoughts that are loosely connected seamlessly flow into one another like in a dream.... And you begin to see connections between things that you didn't see as connected before.... non-linear kinds of thinking... This is the mode of thinking where your most creative acts are likely to occur and where problem solving is apt to occur.

Talks at Google (Oct 28, 2014)