hoaxer

Other than the hoaxer's stated reason, to test gullibility, what was the reason for the hoax?

除了该恶作剧者表述的理由是为了测试人们的易受欺骗性之外，搞该恶作剧还有什么理由？

In 1972, a hoaxer, pretended to be an athlete.

1972年，一个骗子，想冒充自己是运动员。