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Jannika Lindvall; Nils Kirsten; Kimmo Eriksson; Daniel Brehmer; Andreas Ryve – European Journal of Teacher Education, 2025
We examine the effects of a year-long national-scale professional development (PD) program on mathematics instructional quality. In contrast to previous studies examining the effects of this program on instruction by comparing before and after participation or participants and non-participants, we examine whether instructional quality changed…
Descriptors: Time Factors (Learning), Mathematics Instruction, Program Effectiveness, Faculty Development