Here are some tips for project managers to handle disruptive team members
Your communication skills are the key! As the leader, a major part of your effort should be to listen to your staff.
Describe a specific behavior that can be objectively verified by others
Demonstrate empathy - understand his/her state of mind or emotion.
Look for the bridge.
Clarify intentions.
Appeal to values or higher motives: the greater good of the group.
Discuss the situation one-on-one in an effective conversation.
Find the root cause. Know your receiver’s communication styles.
Use the Basic Feedback model.
Use active listening.
Use persuasion and good stories.