The value of multi-disciplinary research and the exchange of ideas and methods across traditional discipline boundaries are well recognised. Indeed, it could be justifiably argued that many of the advances in science and engineering take place because the ideas, methods and the tools of thought from one discipline become re applied in others. Sadly, it is also the case that many subject areas develop specialised vocabularies and concepts and can consequently approach more general problems in fairly narrow, subject-specific ways. Consequently barriers develop between disciplines that prevent...