Facilitator / Elicitor.  Functioning as group facilitator and knowledge elicitor, this person pays constant attention to group process, the roles of individuals in the group, and the business of drawing out knowledge and insights from the group.

Feedback.  Feedback occurs when part or all of the output of a system re-enters as the input.

Fuzzy Concept Map.  See Cognitive Map and Concept Map.

Fuzzy Logic.  Fuzzy logic is a superset of conventional (Boolean) logic that has been extended to multi-valued sets, to handle the concept of partial truth, that is, truth values between completely true and completely false.

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