You have an employee who has a concern. Instead of bringing it to you, they go directly to your manager. You don’t even know there’s a problem until your manager brings it to your attention.

Your highest-performing employee consistently exceeds expectations. Customers love them, and their results are outstanding. The problem? They interrupt coworkers, dismiss others' ideas in meetings, and sometimes undermines others in their desire to shine.

What would you do if your most dependable employee begins to miss deadlines, and the overall quality of their work begins to decline?