Bateson's "Difference That Makes a Difference"
Updated 2026-08-16
INTRODUCTION
English translation pending.
CORE DEFINITION
Gregory Bateson's epistemological definition: information consists of differences that make a difference, and only a difference that changes the state of the receiving system counts as information. A difference exists only in the receiver, and it becomes information only when it alters that system's state. The key qualification is contextual: the same difference carries different meanings for different systems, so signal and noise cannot be separated apart from the receiver's own organization.
SCAFFOLDING EFFECT
Reduce cognitive load
- Signal filtering: ask whether an observed change actually alters the receiving system's state before acting on it. - Noise triage: discard constant or irrelevant readings that shift nothing. - Message design: craft communications that create an effective difference for the specific audience.
Anchor fast decisions
A difference becomes information only when it changes the receiving system's state; without a receiver capable of being altered, the difference is noise. The causality runs through the receiver's organization, which determines which incoming changes couple to its internal variables.
MINIMUM ACTION
In progress 0/1Practice this model in one real situation:
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Source support: Explicit
- cs.bham.ac.ukhttps://www.cs.bham.ac.uk/research/projects/cogaff/misc/information-difference.htmlverified
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