A recent study in Israel used brain scans to explore the differences in empathy between political liberals and conservatives. The researchers found that when imagining other people suffering, liberals showed stronger brain reactions associated with empathy compared to conservatives. This pattern of brain activity was linked to participants' self-reported political beliefs and their acceptance of right-wing values. The study was published in Social Cognitive and Affective Neuroscience. ...

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[–] axtualdave@lemmy.world 17 points 2 years ago

Maybe not "need", but yes, a fully peer reviewed study confirming or rejecting seemingly obvious conclusions is an important part of the scientific method. It's how we gain confidence in what we (think we) know.