Before revision: T. Comes, F. Fiedrich, S. Fortier, J. Geldermann and T. Müller), Baden Baden, Germany, ) Jürgen Beyerer, Thomas Usländer, and Tina Comes ComesUniversity Park, Pennsylvania (2014ISCRAM2014 Proceedings (Eds.
After revision: T. , F. Fiedrich, S. Fortier, J. Geldermann and T. Müller), Baden Baden, Germany, ) Jürgen Beyerer, Thomas Usländer, and Tina Comes ComesUniversity Park, Pennsylvania (2014ISCRAM2014 Proceedings (Eds.