Crafting a branching narrative design tool(gamasutra.com)

http://www.gamasutra.com/blogs/ElwinVerploegen/20140516/217844/Powering_the_Narrative_of_Fragments_of_Him.php?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+GamasutraNews+%28Gamasutra+News%29