 However, the SCM has since been applied to analyzing social classes and structures across countries and history.Most samples view their own middle class as both warm and competent, but they view refugees, homeless people, and undocumented immigrants as neither warm nor competent.The SCM’s innovation is identifying mixed stereotypes -- high on competence but low on warmth (e.g., rich people) or high on warmth but low on competence (e.g., elderly people).