Project Management is the application of knowledge, skills, tools and techniques to project activities in order to meet project requirements and objectives. The PMI Methodology proposes a framework that distributes project management activities into discrete elements : the Processes. These processes are gathered in 5 Process Groups and relates to 10 Knowledge Areas.
Below some useful papers about techniques and methodology to help the PM in his duty.
Setting up the Work Breakdown structure : Applying the Work Breakdown Structure to the Project Management Lifecycle
Stakeholders identification and analysis techniques : What to do when Stakeholders Matter