Sociological reflections on attitudes towards members of the out-group (such as immigrants) can be divided into two main strands. The first focuses on intergroup conflict and the second on contact between members of different groups. Intergroup conflict theory seeks to identify causes of...

Multiple migrant populations are an under-researched group, perhaps because they pose particular challenges for survey research. First, they represent what literature refers to as a hard-to-survey population (Tourangeau 2014). Second, multiple migrations require taking into account multiple...