Design, User Experience, and Usability: Theory and Practice 7th International Conference, DUXU 2018, Held as Part of HCI International 2018, Las Vegas, NV, USA, July 15-20, 2018, Proceedings, Part I - Marcus, Aaron; Marcus, Aaron; Wang, Wentao; Wang, Wentao (Springer International Publishing : Imprint: Springer, 2018)