Some links about the history of storytelling:
http://www.mirror.co.uk/news/technology-science/science/talking-around-campfire-led-cultural-4305135
http://www.scientificamerican.com/podcast/episode/fire-cooked-up-early-human-culture/
http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/mankind-the-story-of-all-of-us-fire
