TY - CPAPER TI - Facilitators’ Justifications for Whether or Not Discussions Are Productive for Teacher Learning AU - Hechler, Marion AU - Shure, Victoria AU - Lehmann, Malte AU - Rösken-Winter, Bettina T2 - Proceedings of the International Group for the Psychology of Mathematics Education, Volume 1 PB - Psychology of Mathematics Education (PME) PY - 2026 SP - 587 EP - 594 SN - 2790-3648 KW - mathematical discussions KW - moderation strategies KW - facilitators' justifications KW - professional development UR - https://www.igpme.org/publications/RR_PME49/rr/hechler-facilitators-justifications-for-whether-or-not-discussions-are/ ER -