The power of narrative (for good and ill)

I am increasingly interested in why we read stories, I think it might make you a better writer if you understand the seduction of narrative (though maybe it is better not to think about these things at all, and just write).  I've been dipping into The Storytelling Animal by Jonathan Gottschall:  The riddle of fiction comes to this: Evolution is ruthlessly utilitarian. How has the seeming luxury of fiction not been eliminated from human life? My stepdad continues to bemuse us with na...