Glossary

Searchable terminology from accessibility, web standards, and related fields.

15 results found in Design Theory.

Access as Friction
A disability-studies framing, articulated by Jackson, Haagaard, and Williams, that reframes accessibility work as productive friction rather than seamless accommodation. Rather than smoothing every in…
COM-B Model (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, includi…
Designing with Friction (Friction by Design)
An HCI design stance, associated with Matthias Korn and Amy Voida, that argues for deliberately introducing friction into interactive systems to surface politics, provoke reflection, and enable democr…
Ergonomics (Human factors engineering)
The scientific discipline concerned with understanding interactions between humans and other elements of a system, and the profession that applies theory, principles, data, and methods to design in or…
Execution Gap (Gulf of Execution)
From Don Norman's model of human-computer interaction, the distance between a user's goals and the physical actions required to achieve them using a given system. A system with a wide execution gap fo…
Feminist HCI
An approach to human-computer interaction research and design articulated by Shaowen Bardzell that brings feminist theory, values, and methods into HCI practice. Feminist HCI foregrounds pluralism, em…
Flourishing (Developmental Flourishing, Human Flourishing)
An orientation in design and HCI that measures success not by task completion or outcome equivalence but by the extent to which a system supports individuals' subjective well-being, personal significa…
Playful Interaction (Playful design)
A design stance that treats play — voluntary, intrinsically motivated, rule-structured activity — as a core property of interactive systems rather than a surface layer of rewards or points. Playful in…
Positive Computing (Positive Technology)
A design approach articulated by Rafael Calvo and Dorian Peters (2014) and extended by Riva, Gaggioli and colleagues that intentionally orients information and communication technology toward supporti…
Positive Design (Design for Subjective Well-Being)
A design framework, articulated by Desmet and Pohlmeyer, that explicitly targets human flourishing by attending to three components of subjective well-being: pleasure (positive affect in the moment), …
Posthumanism (Posthumanist Design, More-than-Human Design)
A theoretical orientation in design and HCI that decenters the human as the sole agent of value and instead considers nonhuman animals, plants, ecosystems, and even technological artifacts as particip…
Relational Sovereignty
A framework proposed by Jang, Carrington and Begel (2026) as a new goal (telos) for socially assistive technology, defined as the recognised authority of a disabled person to choose their relational m…
Somaesthetics
Somaesthetics is a philosophical discipline, developed by Richard Shusterman, that treats the living, sentient, purposive body (the soma) as both a locus of aesthetic appreciation and a medium of crea…
Stage-Based Model (Stage-Based Model of Personal Informatics)
A model of personal-informatics use, introduced by Ian Li, Anind Dey, and Jodi Forlizzi (2010), describing how people move through five stages of self-tracking: preparation (deciding to track), collec…
World-Making (Worldmaking)
World-making, drawing on Nelson Goodman's 'Ways of Worldmaking' and extended in disability scholarship by Faye Ginsburg and Rayna Rapp, refers to the active construction of shared social worlds throug…