What Does Research Tell Us About the Validity and Reliability of Evaluation Methods?
Abstract – Although the usefulness of evaluating documents has become generally accepted among communication professionals, the supporting research that puts evaluation practices empirically to the test is only beginning to emerge. This article presents an overview of the available research on troubleshooting evaluation methods. Four lines of research are distinguished concerning the validity of evaluation methods, sample composition, sample size, and the implementation of evaluation results during revision. by Menno De Jong and Peter Jan Schellens m.d.t.dejong@wmw.utwente.nl p.j.m.cdchellens@wmw.utwente.nl page 242-260 Thinking Aloud: Reconciling Theory and Practice Abstract – Thinking-aloud protocols may be the most widely used method in usability testing, but the descriptions of this practice in the usability literature and the work habits of practitioners do not conform to the theoretical basis most often cited for it: Ericsson and Simon’s seminal work PROTOCOL ANALYSIS: VERBAL REP
