Lieberoth, A & Hanghøj, T 2017, Developing Professional “Game Teacher” Repertoires : Describing Participants and Measuring Effects in a Danish College Course on Game Based Learning . in M Pivec & J Gründler (eds), Proceedings of the 11th European conference on Game-Based Learning. ECGBL 2017 . Academic Conferences and Publishing International, pp. 377-386, 11th European conference on Game-Based Learning. (ECGBL 2017), Graz, Austria, 05/10/2017 . Lieberoth, A & Hanghøj, T 2017, Developing professional "game teacher" repertoires : describing participants and measuring effects in a Danish college course on game based learning . in M Pivic & J Grundler (eds), Proceedings of the 11th European Conference on Games Based Learning, ECGBL 2017 . Academic Conferences and Publishing International Limited, pp. 377-386, 11th European Conference on Games Based Learning, ECGBL 2017, Graz, Austria, 05/10/2017 .