Bas van der Raadt

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Enterprise Architecture (EA) is increasingly being used by large organizations to get a grip on the complexity of their business processes, information systems and technical infrastructure. Although seen as an important instrument to help solve major organizational problems, effectively applying EA seems no easy task. Active participation of EA stakeholders(More)
Large organizations are increasingly recognizing the benefits of enterprise architecture, and heavily investing in it. However, many of those organizations struggle to be truly effective with architecture. In order to determine points of improvement, we have developed an approach for assessing an organization on its architecture effectiveness. Our approach(More)
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Based on interviews with a number of architects andmanagers from a wide range of organizations, we characterizehow architecture is perceived in practice. We identifythree groups of organizations that differ with respect to theirlevel of architectural thinking and the alignment of businessand IT on architectural issues. Analysis of the interviewsfurther(More)
Current architecture assessment models focus on either architecture maturity or architecture alignment, considering the other as an explaining sub-variable. Based on an exploratory study, we conjecture that both alignment and maturity are equally important variables in properly assessing architecture organizations. Our hypothesis is that these variables(More)
Emerging web services technologies provide an open infrastructure for automated business interaction, thereby creating new opportunities for business actors to collaborate within a networked constellation of enterprises via the Internet. The basis for a viable network of web services (the supporting information system of such a networked constellation of(More)
Based on interviews with a number of architects and managers from a wide range of organizations, we characterize how EA is perceived and applied in practice. The key aspects of how EA is perceived in practice are that EA is: a means of abstraction, a means of communication, and a governance instrument. The key critical success factors for applying EA in(More)
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