vignette validity
of vignettes are internal validity of the vignettes, their appropriateness to the research topic, the kinds of participants involved and the interest, relevance, realism and timing of the vignettes in the research encounter. Internal validity of vignettes The internal validity of vignettes refers to the extent to which vignette content captures the research topics under question (Gould, 1996; Flaskerud, 1979). Internal validity has been explicitly considered in the development and construction of vignettes (Gould, 1996; Lanza and Cariï¬ o, 1992; Flaskerud, 1979).