美国一项新研究发现,大脑中的“前额叶背外侧皮层”可能是人们诚实与否的“开关”。一旦这个脑区受损,人们便倾向于因为私利而说谎。论文第一作者、弗吉尼亚理工大学的朱露莎说:“诚实往往是有代价的。一个卖旧车的商家也许会面临这样的选择:要么将车的瑕疵向客户实话实说,由此可能会被压低卖价;要么为了牟利而说个小谎。”为了解人类的大脑如何权衡诚实的利弊,朱露莎和加利福尼亚大学伯克利分校助理教授徐明 A new study in the United States found that the “prefrontal dorsolateral cortex” in the brain may be the “switch” for people to be honest or not. Once this brain area is damaged, people tend to lie for personal gain. First author of the paper, Virginia Tech University, said: “Honesty often comes at a cost. A carmaker may face the option of either telling the customer the truth about the car’s flaws, which may be pushed down Selling price, or say a lie for profit. ”To understand how the human brain weighs the pros and cons of honesty, Julia and Xu Ming, an assistant professor at the University of California, Berkeley