Interactive Storytelling 6th International Conference, ICIDS 2013, Istanbul, Turkey, November 6-9, 2013, Proceedings - Koenitz, Hartmut; Sezen, Tonguc Ibrahim; Ferri, Gabriele; Haahr, Mads; Sezen, Digdem; C̨atak, Güven (Springer International Publishing : Imprint: Springer, 2013)