The upstream activities of software development are often viewed as both the most important, in terms of cost, and the yet the least understood, and most problematic, particularly in terms of satisfying customer requirements. Business process modelling is one solution that is being increasingly...

In response to the so-called "software crisis', software prototyping has been widely used as a technique in various stage of systems development since the late 70's, and, with the growing sophistication of 4GLs tools and environments, it has becoming a popular alternative to conventional...

The i* framework has been available in research communities for more than ten years, but it has not been applied widely in industrial requirements projects. This is despite undoubted strengths, which include a simple but formal and stable semantics, a graphical modeling notation that is simple...

Over the last 5 years a quiet revolution in business systems development has taken place towards the use of enterprise-wide, off-the-shelf software solutions. At the end of 1997, BusinessWeek estimated the value of this global enterprise applications package (EAP) market at $10billion and still...