Heyd-Metzuyanim, E. and Nachlieli, T. 2024. Professional identities, conflicting positions, and the challenge of conducting mathematical discussions in professional learning communities. NOMAD Nordic Studies in Mathematics Education. 29, 3-4 (Nov. 2024), 41–60. DOI:https://doi.org/10.7146/nomad.v29i3-4.150752.