The "Us & Them" illusion in hate groups

With a worrying rise of hate movements in Ireland Daisy attempts to unpack the process by which people identify with particular social groups. 
Social Categorisation
Social Identification
Social Comparison
By understanding how people integrate their own identity into that of a group we might better understand what we are up against as we try to address hate groups who are often masquerading as something else and attracting people under false pretences.