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At the same time as our dependence on IT systems increases, the number of reports of problems caused by failures of critical IT systems has also increased. Today almost every system or service, e.g., water, power supply, transportation, is dependent on IT systems, and failure of these systems has serious and negative effects on society. In general, governmental organizations are responsible for de
Technical infrastructures of the society are becoming more and more interconnected and interdependent, i.e. the function of an infrastructure influences the function of other infrastructures. Disturbances in one infrastructure therefore often traverse to other dependent infrastructures and possibly even back to the infrastructure where the failure originated. It is becoming increasingly important
I aim to examine what should be demanded of a constructivistic theory trying to describe the construction of a human belief-system. My claim is that such a theory cannot allow entities in the description of how a human being constructs the world he or she lives, that are not allowed in the act of constructing the life-world. I will argue that the only coherent theories describing this activity are
