The ‘‘What’’ and ‘‘How’’ of Case Study Rigor: Three Strategies Based on Published Work

To provide evidence-based strategies for ensuring rigor of case studies, the authors examine what rigor types authors report and how they report them by content analyzing all case studies published 1995—2000 in 10 management journals. Comparing practices in articles addressing rigor extensively and less extensively, the authors reveal three strategies for insuring rigor. First, very few case study authors explicitly label the rigor criteria in terms of the concepts commonly used in the positivist tradition (construct, internal, and external validity, as well as reliability). Despite this, papers addressing rigor extensively do report concrete research actions taken to ensure methodological rigor. Second,…