Glossary

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

36 results found in Psychology.

Perceptual Integration (Perceptual Binding)
The process by which the brain combines information arriving through different sensory channels — vision, hearing, touch, proprioception — into a single coherent percept of an object or event. Percept…
Place Attachment (Sense of Place)
Place attachment is the emotional and cognitive bond a person forms with a particular location — a home, neighbourhood, city, or landscape — built up through memory, repeated experience, social ties, …
Planning Fallacy
A well-documented cognitive bias, identified by Kahneman and Tversky and elaborated by Buehler and colleagues, in which people systematically underestimate how long their own tasks will take and overe…
Proteus Effect
The Proteus Effect is a phenomenon, first described by Yee and Bailenson (2007), in which the appearance of a person's avatar influences how they think, behave and interact in virtual or augmented env…
Satisficing
A decision-making strategy where users select the first option that appears "good enough" rather than evaluating all possibilities to find the optimal choice. Coined by Herbert Simon, satisficing is c…
Savoring
An emotion-regulation strategy involving the mindful noticing, appreciating, and intensifying of positive experiences — past, present, or anticipated future — to support subjective wellbeing. Savoring…
Self-Assessment Manikin (SAM)
A nonverbal pictorial instrument developed by Bradley and Lang (1994) for measuring the affective dimensions of valence, arousal, and dominance. Respondents select from a row of stylised manikin figur…
Social Cognitive Theory (SCT, Social learning theory)
A psychological framework developed by Albert Bandura that explains how people learn through observing others, building self-efficacy, and interacting with their social environment. In the context of …
Social Proof
A psychological and behavioural phenomenon in which people rely on the choices, ratings, and reviews of others as evidence when making decisions under uncertainty. In digital accessibility contexts, s…
Sociocultural Learning Theory (Sociocultural Theory, Vygotsky's Sociocultural Theory)
A theory of learning developed by Lev Vygotsky that argues cognitive development and knowledge acquisition are fundamentally social, mediated by language, culture, and interaction with more knowledgea…
Technophobia (Technology Anxiety, Computer Anxiety)
An irrational fear or anxiety about using technology, often manifesting as avoidance of computers, smartphones, or websites. Technophobia can stem from negative past experiences, fear of making mistak…
Tower of Hanoi (Tower of Hanoi Task, Tower Task)
The Tower of Hanoi is a classic cognitive assessment puzzle used in neuropsychology and educational research to measure multi-step planning and executive function abilities. The task requires moving a…
Transitional Object (Comfort Object)
A concept from developmental psychology, introduced by D. W. Winnicott, referring to a soft, often tactile object - a blanket, stuffed toy, or similar - that a child uses to support self-soothing and …
Unity Assumption
A concept from multisensory-perception research (Welch and Warren, 1980; Welch, 1999) describing the observer's implicit judgement that signals arriving through different senses originate from the sam…
Valence-Arousal Model (VA Model, Circumplex Model, Valence-Arousal Space)
A two-dimensional model of affect, introduced by Russell (1980), that represents emotional states along two orthogonal axes: valence (pleasant versus unpleasant) and arousal (activated versus deactiva…
Zeigarnik Effect
A psychological phenomenon identified by Bluma Zeigarnik in 1927 describing the tendency for people to remember interrupted or incomplete tasks better than completed ones. The effect explains why part…