Michael P. Craven Ian Taylor Adam Drozd Jim Purbrick Chris Greenhalgh Steve Benford Mike Fraser John Bowers Kai-Mikael Jää-Aro Bernd Lintermann Michael Hoch Exploiting interactivity, influence, space and time to explore non-linear drama in virtual worlds. 30-37 2001 CHI http://doi.acm.org/10.1145/365024.365032 db/conf/chi/chi2001.html#CravenTDPGBFBJLH01