Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Challenge-Point Framework
- A motor-learning theory proposed by Guadagnoli and Lee (2004) which holds that learning is optimised when the difficulty of a task is appropriately matched to the learner's current skill level. Tasks that are too easy provide little information to learn from, while tasks that…
- Copilot (Shared Control)(also: Gaming Copilot, Assistive Copilot)
- In shared-control video gaming, the copilot is the secondary actor who supports the pilot (the primary player, typically a person with a disability) by taking over game actions the pilot cannot perform. A copilot can be a human partner — often a family member, friend, or trained…
- Curse of Dimensionality (Accessibility)
- In an accessibility context, the practical barrier that arises when a player or user must coordinate a large number of distinct inputs simultaneously or in rapid succession — for example, moving, aiming, shooting, and reloading concurrently in a first-person shooter. Even when…
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