“…One way of supporting individual teachers in their teaching is to create opportunities for collegial learning, thereby building a common arena for the teachers' didactic knowledge development (e.g. Hemer, 2014;Ortlieb, Biddix, & Doepker, 2010). Collegial support for the development of supervisory skills has proven to have positive effects on both professional and personal growth (Danielsson, Sundin-Andersson, Hov, & Athlin, 2009).…”