“…Although studies show that HL learning does not hinder -but may even support -the language of schooling (Brehmer & Mehlhorn, 2017;Cummins, 2000;Krompàk, 2010;Möller, Hohenstein, Fleckenstein, Köller, & Baumert, 2017;Riehl, 2020) and subject comprehension (Schüler-Meyer, Prediger, Kuzu, Wessel, & Redder, 2019), clearly more research is desired in all five national contexts. These findings are noteworthy, however, when we consider that the relevant HLE curricula -where existing -do not outline majority language or subject comprehension skills as central aims.…”