Emotions related to threatening events are mainly linked to the right hemisphere

What is it about?

A recent meta-analysis of functional neuroimaging contrasts between emotional and neutral face processing has shown that the processing of facial emotions can be better classified according to threat detection than emotional valence.The same data could on the contrary be inconsistent with both the right-hemisphere and valence models of emotional laterality.

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Why is it important?

This claim contrasts with neuropsychological and psychophysiological investigations that have shown that the right hemisphere has a general prevalence for emotions A reanalysis of data obtained in the target study suggests that the reported data are not necessarily inconsistent with a model assuming a graded, right-hemisphere dominance for emotions provoked by threatening events.