[nscalf]

It's very easy to manage them: don't hire them. Bringing on someone who is a disruption to an already productive team because they seem like they may be a good individual contributor, based off the extremely limited exposure you have had to this individual, is a bad idea.

[wysifnwyg]

It is exceptionally easy to manage when there's nothing to manage. At that point, managers are superfluous, and the company is wasting money and not maximizing their profits that could benefit from a good manager working with excellent contributors with imperfect dispositions.