Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Tactile Screenshots(also: Tactile UI Representations)
- Embossed or raised representations of graphical user interface screens that allow blind users to explore software layouts through touch. Tactile screenshots preserve the spatial arrangement of UI elements such as buttons, icons, text areas, and navigation elements, enabling…
- Technology Probe
- A simple, flexible technology deployed in real-world settings to gather data about user needs, preferences, and interaction patterns. Unlike polished prototypes, technology probes are intentionally open-ended and incomplete, designed to inspire users and researchers to explore…
- Theory of Change(also: ToC, Logic Model)
- An explicit articulation of how and why a planned intervention is expected to produce its intended outcomes - typically expressed as a chain linking inputs to activities, outputs, short- and long-term outcomes, and the assumptions connecting each step. A theory of change makes…
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