This article offers four propositions on how to conceptualize. research. and develop teacher educator professionalism. These propositions start from one central thesis: teacher educator professionalism can only be fully understood by looking at actual teacher education practices and how these unfold and develop. https://www.spidertattooz.com/OMEGA-Seamaster-Aqua-Terra-150M-220-10-38-20-02-001-p15833/