Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Distributed Cognition(also: DCog)
- A theoretical framework developed by Edwin Hutchins that views cognitive processes as distributed across individuals, artifacts, and the environment rather than confined to a single mind. In accessibility contexts, distributed cognition helps explain how people — particularly…
- Dual Coding Theory(also: DCT)
- A cognitive theory proposed by Allan Paivio in 1971 that posits humans process information through two distinct but interconnected channels: verbal (language-based) and non-verbal (imagery-based). When information is presented through both channels simultaneously, comprehension…
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