Project Ranking - The Heart of Project Portfolio Management

Project ranking is at the heart of project portfolioonly let you rank based on a "most-likely" scenario.
management (PPM). A good project portfolio rankingSelect a system that can handle uncertainty in the
system should not only make the job much easierdata and the ranking systems parameters. Systems
and faster but also yield a superior result over doingthat use Monte-Carlo simulations to simulate multiple
it manually or with simple spreadsheets.portfolio scenarios automatically are ideal for this.
Almost every project portfolio management systemAvoid systems that rank projects based solely on
comes with its own "twist" on project ranking: somepseudo-quantitative methods like "balance" or
are excellent, some are good, and some are poor or"portfolio alignment," or other non-value maximizing
just wrong.approach. While these names may sound intuitive and
A value-maximizing and clearly understandable projectappealing, most are pure snake-oil when it comes to
ranking system is an essential part of a projectsolid project portfolio ranking. They do not create
portfolio management system. It should be based invalue-maximizing portfolios.
sound, quantitative, and modern decision-science.Look for systems that have clear and understandable
Here some key things to consider about projectgraphical presentations of the data, but remember
portfolio ranking systems:that pretty charts are not a substitute for sound
Avoid systems that rank based on a financial metricsdata analysis. If you need too many charts to explain
alone, such as net present value (NPV) or return onyour results then you'll likely confuse your
investment (ROI). The major limitation of using purelystakeholders.
financial metrics is that it can under estimate the trueChoose systems that have mathematically and
value of projects (e.g., time to market advantages ortheoretically sound methods. Be sure that you can
increased shareholder value). With NPV, higherunderstand qualitatively how it works and that you
discount rates selected to account for higher projectcan explain it to others (because you'll surely need to
risk can bias portfolios toward shorter-term projectslater!).
with faster payoffs because longer-term projectsAvoid vendors that will not or cannot show you the
may be overly discounted.underlying mathematics and explain to you in plain
Look for systems that prioritize based on thelanguage how it maximizes portfolio value.
integration of value-adding criteria into the rankingBefore you buy, try the software you have selected
system. Systems that use multi-criteria decisionon a small portfolio of 12 - 20 real or fictional projects
analysis (MCDA) or multi-attribute utility theoryusing metrics that you expect to be using. The
(MAUT) usually do this. However, make sure youapplication should prioritize the projects in a way that
have flexibility in the type of data you can use andis understandable and makes sense to you. If it does
that you can adjust the utility or attractivenessnot, then there may be something wrong in the
curves to reflect your preferences.underlying logic. A portfolio ranking system is an aid
Avoid systems that use the Analytic Hierarchyto good decision-making, and should reflect your
Process (AHP) for project ranking. AHP is one of thevalues and strategies.
more popular project ranking techniques and isIn summary, be sure that the underlying ranking
appealing by its seeming simplicity; however, it is notmethodology is sound and testable. Be aware of
a quantitatively sound technique for ranking projects.tools that use pseudo-quantitative methods for
Look for systems that let you test sensitivity andproject ranking or do not offer any methodology for
understand how the portfolio changes under differentsensitivity testing. Make sure that you can test the
scenarios. Sensitivity testing can be important intool on a small project portfolio so you can be certain
testing the robustness of your ranking. Most systemsyou understand the results.