Thursday, March 26, 2009

Study: Brain Switches Off Rationality When Given 'Expert Advice'


From Times Online:

Financial advice can make us take leave of our senses, according to research that shows how the brain sets aside rationality when it gets the benefit of supposedly expert opinion.

When a bank manager or investment adviser recommends a financial decision, the brain tends to abdicate responsibility and defer to their authority with little independent thought, a study has suggested.

Such expert advice suppresses activity in a neural circuit that is critical to sound decision-making and value judgments, scientists in the US have found.

Their results may explain why people are so apt to follow experts’ recommendations blindly, when a little reflection might be sufficient to suggest an alternative course of action.

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