The easiest way to measure the performance of your project manager is through the achievement of project milestones. Generally when people hire a project manager, it is so there is one person responsible for all aspects of the project to bring it in within scope, on time and on budget. They shou...
Whenever you assign them a task, break down the task into small chunks. Make the chunks as small as you can (within reason, and to the extent that your knowledge allows), and tell your devs that if any chunks seem large, that they should further break those chunks down into bite size pieces. Fo...