Introduction to WWdiff focus topic and ECFA timeline

From Optimal Observables to Machine learning in EFT analyses of e+ e- ->W+W-

• Jiayin Gu (Fudan University)

WW and multiboson projections and EFT interpretation at the HL-LHC

• Alexander Savin (University of Wisconsin Madison (US))

Detector-level studies of electroweak processes at future e+e- colliders and their interface to global interpretations

• Jenny List (Deutsches Elektronen-Synchrotron (DE))

Discussion