Offensive behavior among colleagues carries a high price, because "civility" at work means more than just good manners. Respectful treatment creates the foundation for cooperation between individuals and collaboration among departments. When people are rude and disrespectful to one another, they are much less likely to share information, contribute helpful suggestions, or offer assistance with problems.
When you find yourself responsible for managing an important project but are unfamiliar with the “science” of making it happen, you’re an accidental project manager. The good news is that you can achieve success without being an expert on the subtleties of project management (PM)—you just need to have some basic tools and procedures, as well as the confidence to apply them properly.