“…Fearful expressions are particularly significant cues in this process, as they often predict the presence of a threat in the immediate surrounding (Waters, Lipp, & Spence, 2004;Mogg & Bradley, 1998). However, the meaning of facial expressions is not always clear cut, and may depend on personal idiosyncrasies and cultural codes (Huang, Tang, Helmeste, Shioiri, & Someya, 2001;Shioiri, Someya, Helmeste, & Tang, 1999), leading to individual difference in where uncertainty is aroused in the process of interpreting oneʼs social context. Thus, uncertainty is an attribute that differs conceivably from one individual to another, and in danger situations, may result in hesitation, which hinders the ability to generate a quick and effective action.…”