This is a tricky issue. I agree in principle because I like to think that people can change and learn. On the other hand if you hire someone with a known track

This is a tricky issue. I agree in principle because I like to think that people can change and learn. On the other hand if you hire someone with a known track record, if they then harass members of your staff, you've got some serious questions to answer about potentially knowingly putting them at risk.