Nowadays software engineers not only have to worry about the technical knowledge needed to do their job, but they are increasingly having to know about the legal, professional and commercial context in which they must work. With the explosion of the Internet and major changes to the field with the introduction of the new Data Protection Act and the legal status of software engineers, it is now essential that they have an appreciation of a wide variety of issues outside the technical. Equally valuable to both students and practitioners, it brings together the expertise and experience of leading academics in software engineering, law, industrial relations, and health and safety, explaining the central principles and issues in each field and shows how they apply to software engineering.