|3.||... enables violations and compliances to be identified with equal frequency. The designers did not just criticize, they also praised or said how things could be improved upon.|
|4.||... leads to the identification of design problems independent of the order of negative and positive examples. User-controlled learning is possible as examples can be chosen at will. The user does not have to follow rigid programs.|
|5.||... is interesting and motivating. In an interview 10 out of the 12 pairs said they had gained ideas and stimulation that they could apply in their day to day work.|
Hacker, W., Raum, H., Rentzsch, M. & Völker, K. ( 1989). BildschirmarbeitArbeitswissenschaftliche Empfehlungen. Berlin: Die Wirtschaft.
Hüttner, J., Wandke, H. & A. Rätz ( 1995). Benutzerfreundliche Software. Psychologisches Wissen für die ergonomische Schnittstellengestaltung. Berlin: BMP-Verlag.
Hiittner, J. & Wandke, H. ( 1993). What do system designers know about software ergonomics and how to improve their knowledge? In Luczak, H., Cakir, A. & Cakir, G. (Eds.) Work With Display Units 92 (p. 304-308). Amsterdam: Elsevier.