Risk and Uncertainty in Project Portfolio Management

In the new era, project portfolio management (PPM) has become popular in the world, and is being applied in many different kinds of enterprises. More and more executives gradually find that it is not enough to do the projects right. How to select and to do the right projects attracts more attention. It is very important to identify and manage the risks and uncertainties of a portfolio. In this paper, we review the history of PPM, and risk management in PPM, and then we propose a portfolio risk and uncertainty management process.