@conference {643, title = {We Built Our Own Worlds - Story Canonicity and Indirect Collaboration in a Shared Story World}, booktitle = {Sixth International Conference on Advanced Collaborative Networks, Systems and Applications (COLLA 2016)}, year = {2016}, author = {Alan Tapscott and Joaquim Col{\'a}s and Valeria Righi and Carlos Le{\'o}n and Josep Blat} }