Why, when and how is social categorisation salient or not salient? What kind of shared constructions of social reality, mediated through social categorization, lead to a social climate in which large masses of people feel they are in long-term conflict with other masses?
What factors make social categorization prominent or obscure? Which collective understandings of reality, mediated through social categorization, contribute to a societal atmosphere where numerous populations perceive themselves as being in persistent conflict with other populations?