Some readers might have noticed that projects do not always go exactly as planned. Actually they never go exactly as planned. What's more, they have a tendency to go worse than planned more often than they go better than planned. Why is this? Project plans are just forecasts, so the reason projects don't go exactly to plan is the same as the reason weather forecasts are not always correct. It is because our knowledge of the future is uncertain. Yet mainstream project management systems expect project managers to give single-point estimates of how much each task will cost and how long it will take. From this they produce single-point estimates of what the project will cost and when it will be finished. The only thing certain about these estimates is that they will be proved wrong. Pembahasan - Sapto Hari Wibowo Dear Friends, Please find below an introductory article provided to us that offers a useful insight into cost and schedule risk analysis. Watch this space, as more o...