Editing Interaction design (section)

=== Affective interaction design ===
{{See also|Interaction cost}}

Designers must be aware of elements that influence user emotional responses. For instance, products must convey positive emotions while avoiding negative ones.<ref name="Sharp 2007">{{cite book
|last1=Sharp
|first1=Helen
|last2=Rogers
|first2=Yvonne
|last3=Preece
|first3=Jenny
|title=Interaction Design: Beyond Human–Computer Interaction
|edition=2nd
|pages=181–217 [184]
|publisher=[[John Wiley & Sons]]
|year=2007
}}</ref> Other important aspects include motivational, learning, creative, social and persuasive influences. One method that can help convey such aspects is for example, the use of dynamic icons, animations and sound to help communicate, creating a sense of interactivity. Interface aspects such as fonts, color palettes and graphical layouts can influence acceptance. Studies showed that affective aspects can affect perceptions of usability.<ref name="Sharp 2007"/>

Emotion and pleasure theories exist to explain interface responses. These include [[Don Norman]]'s [[emotional design]] model, Patrick Jordan's pleasure model<ref>{{Cite web | url=http://changingminds.org/explanations/emotions/happiness/four_pleasures.htm | title=Four pleasures}}</ref> and McCarthy and Wright's Technology as Experience framework.<ref>{{Cite book | url=https://mitpress.mit.edu/books/technology-experience |title = Technology as Experience &#124; the MIT Press| date=10 September 2004 | publisher=MIT Press | isbn=9780262134477 }}</ref>