Sun [25] describes many models in his attempt to unify “engineering views” of cultural
usability with “humanist views.” In the end, he uses a modified version of Hall’s “circuit
of culture” with general and ethnic cultural factors. Yeo [29] makes the good point that
usability evaluations themselves will be culturally bound; so, for example, subjects in a
usability evaluation made lie in order to allow the designer to “save face.” Plocher, Garg
and Chestnut [21] provide a general overview, and make strong claims that culture
affects user characteristics which in turn affect choices in user interface design.