Extreme, dehumanizing language like the words used by President Trump to describe Baltimore can escalate into destructive outcomes, writes a scholar of hostage negotiation.
Dehumanizing insults have become more common in political discourse. Psychology research has shown that they can prime us for violence – and even change our brains.
Racial bias is associated with dehumanizing social groups different from your own. Psychologists trained kids to differentiate individuals of another race – with lasting effects on their biases.