Source: Big Think
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28 December, 2018
- Neuroscientists identify the parts of the brain that affect our social decision-making.
- Guilt has a large affect on social interactions, find the researchers.
- To find ways to cooperate, people need to let go of fear and anxiety, suggest studies
Why do we decide to work on a project or pursue a goal with someone? Or why do we treat some people like there’s no way we can find any common language?
Neuroscience says that the human brain contains underlying causes to all human cooperation and social decision-making.One difficulty in studying human behavior is that it’s hard to record brain activity while the behavior is happening. You don’t see many people outfitted with MRIs as they confront each other in the ebb and flow of daily life. But a new slate of advanced devices allowed neuroscientists a greater peek behind the mind’s curtain. Studies presented at the 2017 annual meeting of the Society for Neuroscience offered a variety of explanations for our behavior with respect to others.
What the scientists found is that a wide array of neural circuits are engaged when we interact with others socially. Research on mice showed that when an area of the hippocampus, which is responsible for our memories, is stimulated, aggression increases. This suggests that memories can impact social aggression.
Such a conclusion gels with our experience. Memories of a past wrong often inform our actions. It follows also that for aggression to be minimized, memories should not play such a strong role in how we make decisions. In reality, of course, that is a hard goal to achieve for some.
Another area of the brain that affects our social life is the amygdala, the gray matter present in each cerebral hemisphere that impacts our emotions, especially fear. Researchers found that neuronal activity in the amygdala of primates is involved in predicting choices made by a partner. That suggests how this part of the brain has an impact on our observational learning and decision-making in social situations.
Lest you think humans are driven by altruistic motives during games, neuroscientists also learned that strategic thinking rather than…
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