Any complex technological system can be decomposed into a number of subsystems and associated components, some of which are core to system function while others are only peripheral. The dynamics of how such “core-periphery” structures evolve and become embedded in a firm's innovation...

The modern industrial firm increasingly relies on software to support its competitive position. However, the uncertain and dynamic nature of today's global marketplace dictates that this software be continually evolved and adapted, to meet new business challenges. This ability – to rapidly...

In this paper, we describe an operational methodology for characterising the architecture of complex technical systems and demonstrate its application to a large sample of software releases. Our methodology is based upon directed network graphs, which allows us to identify all of the direct and...