In the Netherlands demands on IT support in healthcare organizations are increasing. New visions on healthcare focus on patient-centered healthcare, where mutual consultation among healthcare professionals in the network becomes a standard process. Recent governmental regulations prescribe that patients …

In this practice paper, we report the outcomes of a case study in a new Dutch hospital, where enterprise architects are working toward a 'lean' and 'simplified' EA model to align existing IT systems to new requirements. The objective of the case study was to examine if the developed EA model could support …

This study links business requirements and adaptability of existing software systems. Organizations expect flexibility of IT with regard to business requirements. We hypothesize that the flexibility of business requirements is difficult in IT systems, because of software dependencies in the way domain …

In this paper we explain why Axiomatic design has not been applied in large system of systems information technology architectures in health care organizations in the Netherlands. We have found in extensive case studies of IT systems that the Independence axiom could not be found in the existing Information …

Conceptual independence is a novel approach for adaptable information systems. It extends the ideas of Model Driven Development. Conceptual independence eases adaptability by a separation of the Business domain terms from the functions that use the terms in the application. Although in practice many …