Glossary

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Design Psychology(also: Designer Cognition, Design Thinking Process)

The study of the cognitive processes, mental models, and decision-making strategies that designers employ during the product development process. In the context of accessibility, design psychology is relevant because accessibility guidelines and resources must align with how…

Design probe(also: Technology probe, Cultural probe)

A research methodology in human-computer interaction where a prototype or artefact is deployed with participants not primarily to test usability, but to provoke reflection, surface unanticipated needs, and explore a design space. Unlike usability testing, which evaluates how…

Dialogue Design(also: Interaction Dialogue, User Dialogue Design)

Dialogue design in human-computer interaction refers to the structured planning of the conversational exchange between a user and a system, defining how input is accepted, how the system responds, and how errors are handled across interaction turns. In accessible interface…

Direct Manipulation(also: Direct Manipulation Interface, DMI)

An interaction style in human-computer interfaces where users directly act on visible objects rather than issuing commands. Key characteristics include continuous representation of objects, physical actions instead of complex syntax, and immediately visible results. Examples…

Dramaturgical framework(also: Dramaturgy, Goffman's dramaturgy, Impression management)

A sociological framework developed by Erving Goffman in The Presentation of Self in Everyday Life (1956) that analyses social interaction as a theatrical performance. The framework distinguishes between the frontstage (the public performance where people present a desired…

Dyadic Interaction(also: Dyad Interaction, Paired Interaction)

Social interaction between two individuals, studied as the fundamental unit of social exchange. In accessibility and intervention research, dyadic interaction is often examined in contexts such as child-caregiver pairs, student-peer partnerships, or client-therapist…

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