The paper Li, J. Cai, R., de Ridder, H., Vermeeren, A.P.O.S., van Egmond, R.  (2014). A Study on Relation between Crowd Emotional Feelings and Action Tendencies, based on the graduation project of Rong Cai, which was done in the context of Jie Li’s PhD project was published at NordiCHI’14.