The new PMBOK sixth edition is available now.
It contains a Project management Standard and Practice Tools and Techniques.
Different project models such as waterfall, phased, iterative, and adaptive are described. The Agile practices are separated into an additional Practical Guide.
The new knowledge area – Knowledge management – expanded the Execution process group.
Time management is Schedule management now, and
Human Resource management became simply Resource management, and it covers management of all types of resources.