The second paper of the Topical Collection in Materials and Structures “Calcined Clays as Supplementary Cementitious Materials” has been published by the Working Group on “durability” of the RILEM TC 282-CCL: Dhandapani, Y., Joseph, S., Bishnoi, S. et al. Durability performance of binary and ternary blended cementitious systems with calcined clay: a RILEM TC 282 CCL review. Mater Struct55, 145 (2022).