A favorite site for all things eclectic about what makes us tic can be found at www.brainpickings.org. The most recent gem focuses on the how and why the brain is wired for storytelling. The title is:
The Neurochemistry of Empathy, Storytelling, and the Dramatic Arc, Animated | Brain Pickings
http://www.brainpickings.org/index.php/2012/10/03/paul-zak-kirby-ferguson-storytelling/
Enjoy!