There is almost an overwhelming volume of material on PPM. For a fairly young area of practice, PPM has gotten a very high level of attention, especially in two application areas: information technology and new product development. Indeed, there is a similarity in these two disciplines in that both are striving to get the maximum benefits from a limited investment.
Certainly IT has received extensive (and embarrassing) notoriety for failures. Failure to deliver on time. Failure to deliver within budget. In fact, failure to deliver at all. So it is not surprising that anything that might improve on this distressed state will catch the attention of the IT community.
Many government agencies, ...