Main topics:
- Simulating signal+systematics for Euclid probes: GC, WL & Clusters
- Flagship (FS) mock: validation of FS 1.0 and plans for FS 2.0
- Baryon effects
- Emulators & non-linear effects (IST:non-linear)
- Covariances (GC, WL & Clusters)
- Theory developments: massive neutrinos & non-standard models
