In this article, we analyse how variations in organisational conditions for research affect researchers’ opportunities for changing individual-level or group-level research programmes. We contrast three innovations that were developed in universities and public research institutes in Germany...

The aim of this article is to explain commonalities and differences in the responses of four national educational science communities to the same external stimulus, namely international comparative large scale student assessments that offered vastly improved comparability of national results...

Evolutionary developmental biology is a highly variable scientific innovation because researchers can adapt their involvement in the innovation to the opportunities provided by their environment. On the basis of comparative case studies in four countries, we link epistemic properties of research...