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Glossary

Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.

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COM-B Model(also: COM-B, Capability Opportunity Motivation Behaviour Model)
A behaviour-change framework proposed by Michie, van Stralen, and West (2011) that identifies three necessary conditions for behaviour to occur: Capability (physical and psychological ability, including skills and knowledge), Opportunity (physical and social environment that…
Causal Listening
A mode of listening, identified by composer and theorist Pierre Schaeffer, in which the listener focuses on identifying the source or cause of a sound — for example, hearing crumpling paper and recognising it as something being discarded, or hearing a camera shutter and…
Communicational Accessibility(also: Communicative Accessibility)
An approach to accessible design that goes beyond providing access to raw content (content accessibility) to preserving the designer's intended communicative strategy across all modalities and for all users. Where content accessibility asks "can the user access the…
Critical Technical Practice(also: CTP)
A research stance, articulated by Philip Agre in 1997, in which technologists reflect critically on the assumptions built into their own systems while continuing to build. Critical technical practice argues that technologies embody theory—every design choice encodes a…

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