科学60秒:对潜意识贿赂说不
We worry about bias in [--2--], from the lab to the legislature. Because “gifts” from special interest groups, whether pharma companies or political action committees, could [--3--] the opinions of decision-makers.
To examine the relationship between gratuities and opinion, researchers asked 20 art experts and 20 non-experts to view a series of paintings. But first, subjects were shown the logo of a [--4--] company that would be giving them $300 for participating.
Turns out the non-experts were partial to paintings that were [--5--] the sponsor’s logo. That preference went hand in hand with the activation of a part of the brain involved in value judgment. The experts, on the other hand, showed no such bias. They switched on another part of the brain that apparently overrode the region won over by the cash.
So experts may be immune to subconscious bribery. But standard yes-men are still a dime a dozen.
【视听版科学小组荣誉出品】