“When you are threatened with extinction, you act like nothing matters,” said Andrew Lo, a professor at M.I.T. who has studied the role of emotions in trading. Mr. Kerviel, he said, is a case study in loss aversion.
“The best traders are the ones who have controlled emotional responses,” Mr. Lo said. “Professional athletes have the same reaction – they use emotion to psych them up, but they don’t let those emotions take them over.”
– ‘Craving the High That Risky Trading Can Bring’ – New York Times