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Management isn't going to do anything.
Time for YOU to get all the others to gang up on this person. Use your wits. Think of something clever.
Have outside friends and families call and ask for...

It's tempting to say yes, of course.
BUT
Hypotheticals don't translate well to a yes or no answer.
All details needed to even start to guess.
You are anonymous here.

If a co-worker has does...