Information can mean content relevant to a question or, technically, a quantity defined over probabilistic alternatives. Shannon’s measure does not measure meaning, truth, or usefulness. The practical issue is which uncertainty a message resolves and whether that distinction matters to its recipient.
- Entry typeKey concept
What these mean
Editorial orientation · Entry type
Key concept
Key concepts are the working vocabulary of the field: the terms that the models and tools rely on and that a decision about communication has to use precisely. Each entry defines the term and sends you to the brief or the self-guided audit where it is put to work.