There's no evidence one way or another, because there's no clear objective definition of "a good employee." For some of the jobs I've had, a willingness to thi

There's no evidence one way or another, because there's no clear objective definition of "a good employee." For some of the jobs I've had, a willingness to think independently and critically -- far more important in a lot of cases than a high IQ -- was an active detriment.