Improving the practical application of the Delphi method in group-based judgment: A six-step prescription for a well-founded and defensible process
Improving the practical application of the Delphi method in group-based judgment: A six-step prescription for a well-founded and defensible process
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DOI:
10.1016/j.techfore.2019.07.002
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发表时间:
2019-10-01
影响因子:
12
通讯作者:
Hamlin, Iain
中科院分区:
文献类型:
--
作者:
Belton, Ian;MacDonald, Alice;Hamlin, Iain
This paper provides a practical, systematic approach to the design and delivery of a Delphi survey. We prescribe a sequence of six steps to do with (i) setting up the Delphi process - including selecting respondents and generating a requisite number of focal issues, (ii) software/delivery choice, (iii) developing question items and response scales, (iv) providing feedback between a requisite number of Delphi rounds, (v) preventing and dealing with panellist drop out, and (vi) analysing and presenting the Delphi yield. At each step, the Delphi administrator has a range of choice options and we provide discussion of the pros and cons of each option - in order that the overall design and delivery of a particular Delphi survey is both well-founded and defensible.