"It's joy, it's positive engagement with life, " said Jaak Panksepp, a Bowling Green University psychology professor.

“笑是欢乐，是积极地参与生活，”鲍林格林大学（Bowling GreenUniversity）心理学教授亚普·潘克斯普（JaakPanksepp）说。

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But to Washington State University neuroscientist Jaak Panksepp, this supposed pleasure center didn't look very much like it was producing pleasure.

但华盛顿州立大学的神经科学家Jaak Panksepp认为，被视作大脑快乐中枢的地方看起来并没有产生快乐。

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Jaak Panksepp of Washington State University, who studies laughter-like responses in animals but didn't participate in the new work, called the paper exciting.

华盛顿州立大学的雅克·潘克·塞普专门研究动物的笑声反应，但没有直接参与这项新的研究。他称研究报告令人兴奋不已。

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So in 1995 Jaak Panksepp, a neuroscientist at Bowling Green State University, Ohio, decided to see if the anecdotes were true.

ECONOMIST: The biology of music | The