Cognitive interviewing (CI) provides a method of systematically collecting validity evidence of response processes for questionnaire items. CI involves a range of techniques for prompting individuals to verbalise their responses to items. One such technique is concurrent verbalisation, as developed in Think Aloud Protocol (TAP). This article…

The paper aims to demonstrate the value of cognitive interviewing (CI) as a survey pretesting method in comparative education research. Although rarely used by education researchers, CI has been successfully applied in different disciplines to evaluate and improve question performance. The method assumes that observing people's thought processes…

Social network analysis is increasingly used in the study of policy implementation and school leadership. A key question that remains is that of instrument validity--that is, the question of whether these social network survey instruments measure what they purport to measure. In this paper, we describe our work to examine the validity of the…