1. Educational Technologies DIPF: Leibniz Institute for Research and Information in Education Frankfurt am Main Germany
2. Physics Education IPN: Leibniz Institute for Science and Mathematics Education Kiel Germany
3. Educational Psychology and Technology Ruhr University Bochum Germany
4. Studiumdigitale Goethe University Frankfurt am Main Germany
5. Welten Institute ‐ Research Centre for Learning Open University of the Netherlands Heerlen Netherlands