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== Concise description of theory ==
 
== Concise description of theory ==
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Design theory involves examining and evaluating design as a concept. A number of
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scholars in information systems research have examined the concept of
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design.  “What is design?” remains elusive
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to ideate. The focus of design in information systems is on design of IT
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artifacts. There are differing opinions about what constitutes design
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theories for information technology artifacts. Walls et al.
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(1992) specify two major components of IT design theories:
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a product component and a development process component.
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Each draws upon kernel theories (usually taken from the
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natural or social sciences) in specifying prescriptive hypotheses
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that enable designers to evaluate whether the product and
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its development process satisfy the design theory. Goldkuhl
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(2004) specifies a need for multiple grounding of design
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theories in external theories, reference theories, value
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theories, etc. Markus et al. (2002) take a more practical view
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of design theories, using these theories to explain the means–
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ends relationship as a practical, prescriptively causal mechanism
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to justify design components.
       
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