Tag: feedback

Feedback is a process in which information about the past or the present influences the same phenomenon in the present or future. As part of a chain of cause-and-effect that forms a circuit or loop, the event is said to “feed back” into itself.
Ramaprasad (1983) defines feedback generally as “information about the gap between the actual level and the reference level of a system parameter which is used to alter the gap in some way”, emphasising that the information by itself is not feedback unless translated into action.
Feedback is also a synonym for:
Self-regulating mechanisms have existed since antiquity, and the idea of feedback had started to enter economic theory in Britain by the eighteenth century, but it wasn’t at that time recognized as a universal abstraction and so didn’t have a name.
The verb phrase “to feed back”, in the sense of returning to an earlier position in a mechanical process, was in use in the US by the 1860s, and in 1909, Nobel laureate Karl Ferdinand Braun…