How to Avoid “Rater Bias” in Performance Reviews

If your workplace uses rating scales in performance reviews, it’s likely that those reviews will suffer from “rater bias.” Rater bias occurs when an employee’s review is inflated or deflated by factors not connected to that employee’s performance – for instance, if a manager tends to rate everyone in the middle of the scale, or if a manager’s positive or negative impressions of an employee cloud accurate performance evaluation. Business Management Daily offers advice on countering rater bias.