Analysis of many project failures shows that the business parties either did not understand or accept their role, and IT tried to fill in the gap. In a vacuum IT will make the decisions.
Most projects are business projects and over 60 per cent of the work is non-technical IT work, requiring business skills and knowledge such as process design, organisational change, benefits identification, product development, change management and training. As a rule of thumb, well over half of IT project costs are in the business. IT is the enabler, not the driver,