Background: Inclusive education of children with intellectual disabilities (ID) is intended to maximize their educational experience within the mainstream school setting. While policy mandates inclusion, it is classroom teachers' behaviours that determine its success. Aims: This study provided a novel application of the theory of planned behaviour…

Quality performance of the increasingly important professional role of the teacher requires a continued learning and professional growth of every individual. Action research represents one of the important factors in teachers' professional development, in particular when it is designed as a collaborative process involving teachers and researchers.…