An experienced team member has recently started performing at a slower pace and is no...

Incentivize the team with prizes for increased performance and engagement in order to persuade the team member to resume previous performance.

Ask the direct manager to reach out and try to identify the problem, then provide that information back to the project manager.

Inform the team member that a change in performance and engagement is noticed and work together to develop a solution for improvement.

Meet with human resources (HR) to determine the problem and develop a recommendation based on the results.