“…Similarly, greater intellectual sophistication may facilitate the development of personal resources such as educational attainment, occupational achievement, and other socioeconomic factors, which appear to buffer stress impact (Hobfoll, 1989;Ursano, Wheatley, Sledge, Rahe, & Carlson, 1986). Additionally, if exposure to stress is associated with neurobiological alterations, as animal models suggest (see Bremner et al, 1999;Rasmusson & Charney, 1997, for reviews), then higher levels of premilitary intelligence may reflect reduced central system vulnerability to stress. Indirect support for this hypothesis can be found among studies documenting increased psychological symptoms in trauma survivors with a history of brain injury (Chemtob et al, 1998;R.…”