This article focuses on an investigation of English as a Foreign Language (EFL) teacher (de)motivation in Spain which underwent a methodological transformation from mixed methods to a qualitative approach. Unexpected statistical results from the questionnaire in the piloting phase led to the creation of interview prompts, a dynamic data collection…

The aim of the study is to illustrate a comprehensive approach to item bias in cross-cultural research by integrating quantitative and qualitative data in a mixed methods design. We studied responses and response processes of Dutch and Spanish participants to quality of life items from five international studies. Item bias was evaluated by…