This article presents a computational approach to examining immigrant incorporation through shifts in the social "mainstream." Analyzing a historical corpus of American etiquette books, texts from 1922-2017 describing social norms, we identify mainstream shifts related to long-standing groups which once were and may currently still be…

Studies on historical episodes of intergroup violence and conflicts have underlined the complicit role of bystanders in extreme intergroup dynamics. In regard to contemporary multicultural societies, the concept of intergroup indifference has recently been introduced, defined as being uncaring vis-à-vis arbitrary policies affecting other social…