A sequence of events and experiences showing steps, choices, and resulting actions during product or service use.
Characterisation of user segments representing target audience needs and desires for design solutions.
All aspects of user participation including interactions, reactions, emotions, and perceptions engaging with designed things.
The conduit between human-computer interaction enabling users to control machines and receive feedback.
Multiple design disciplines combined improving usability, responsiveness, uptake, and aesthetics of products and services.