“…Individual differences are the source of behavioral variation in times of stress, and these differences are neither fully reduced nor reducible through drill and expertise (Hancock & Szalma, 2008). The perception of oneself and situations differs largely, because of individual and personality differences (Arpan & Peterson, 2008;Dorros, Hanzal, & Segrin, 2008;Frühholz, Prinz, & Herrmann, 2010;Guidry & Hammer, 2008;Rosenkrantz & Morrison, 1992). "Stress is often in the mind of stressed" and therefore, it is important to include both situational and personality variables in understanding the soldiers' response to potential stressors (Krueger, 2008).…”