Proceedings of the 2015 International Conference on E-Learning, E-Business, Enterprise Information Systems, and E-Government : EEE2015 : WorldComp'15, July 27-30, 2015, Las Vegas, Nevada, USA / editors, Hamid R. Arabnia, Azita Bahrami, Leonidas Deligiannidis, Fernando G. Tinetti ; associate editors, George Jandieri, Ashu M.G. Solo.