This article comprehensively illustrate the different aspects of interactive narrative, and the author discuss the merits, weakness of it. In this article, we may know  the most compelling thing of interactive narrative it the prospect of itself.

“interactive narrative is a form of digital interactive experience in which users create or influence a dramatic storyline through actions, either by assuming the role of a character in a fictional virtual world, issuing commands to computer-controlled characters.”-Vadim Bulitko

From this sentence we can know the form of interactive narrative. The users can be an observer, their action may have impact of interactive narrative. The author give some examples, such as the computer games and the fictional television to explain it.  Except the root of interactive narrative-entertainment, the education, training and advertising also gradually implicate in interactive system. Then the author provide three approaches to interactive narrative.1Authorial Intent. 2 Virtual character autonomy. 3 Players modeling.

I just mention a part content of this article, because it is serious difficult to understand for me. So if anyone interest it, can read the original article !