Social, Cultural, and Behavioral Modeling 12th International Conference, SBP-BRiMS 2019, Washington, DC, USA, July 9-12, 2019, Proceedings - Thomson, Robert; Thomson, Robert; Bisgin, Halil; Bisgin, Halil; Dancy, Christopher; Dancy, Christopher; Hyder, Ayaz; Hyder, Ayaz (Springer International Publishing : Imprint: Springer, 2019)