Three characteristics unify different versions of Delphi: anonymity, expertise, and iterativity. These characteristics have withstood the upheavals resulting from both technological development and expanding understanding of how knowledge is formed. Each characteristic has, in turn, also been questioned.
For the use of the Delphi method, five distinctly different purposes can be identified. A couple of promising new functions are also being tested. Recognizing the purpose of research or development is essential, as it affects everything else. ”Everything else” refers to differences in objectives, implementations, and role assignments, which will be discussed in later articles of the blog series.
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