Recent research on expert teachers suggests that an integrated understanding across the core domains of teachers' knowledge is crucial for their professional competence. However, in initial teacher education pre-service teachers seem to struggle with the integration of knowledge represented in multiple domain-specific sources into a coherent…

It is now possible to create flexible learning environments without time and distance barriers on the internet. However, research has shown that learners typically experience isolation and alienation in online learning environments. These negative experiences can be reduced by enhancing social presence. In order to better facilitate the perceived…