How do people you work with impact your effectiveness? One way is by making excessive demands on your attention. It's difficult to be effective at your job when you're spending all your time dealing with others. It's important to recognize when one person is causing you and your team to become less productive. Some questions to consider:
1. Is the person wasting his own time?
2. Is he wasting others' time?
3. Is he wasting company money or resources?