When you become a boss you become someone responsible for the performance of a group. In that instant, you become the designated confronter. Some people will behave poorly. Some will underperform. Someone needs to confront them about it and you're it. Others may choose to, but it's your job.
Whether you've recently been promoted to a leadership position, or you've been leading your team for years, it can often seem tricky to discern what being a "good" leader actually means. When you're trying to determine the components of a successful leader, it's easy to fall-back on certain terms we commonly associate with leadership -- words like "assertive", "inspirational", and "confident".
You tried to deal with the issue when it was small but there's no improvement. Now it's time for a tough conversation. Power Tips for Tough Conversations: #1. Build positive relationships: Positive relationships are the foundation for successful tough conversations. Pat people on the back more than kicking them in the pants.