A method of improving group decision making that involves systematically gathering the judgments of experts and developing forcasts. When using the Delphi Technique, groups do not meet face to face. Also see Delphi Consultation Process..
A decision-making process that uses the opinions of experts, gathered on a dispersed or face-to-face basis, and the guidance and direction of a facilitator to reach either group consensus or a clear definition of alternatives.
A technique which can be used to systematise expert opinions. Experts are consulted separately in a number of different rounds. In each successive round, each individual is told the views of the other experts in the previous round. This technique can be used to arrive at a consensus, or at least to reduce disagreements. See also Abacus of Régnier, expert opinion.