Pfau's institute spans dipolar quantum gases (first Dy BEC, supersolids), interacting Rydberg atoms for simulation/computing, Rydberg electrometry with thermal atomic vapours and integrated atomic photonics, and laser cooling of molecules. Rydberg vapour electrometry is a leading electric-field quantum sensor. In the broader landscape of NV-centre ensemble quantum sensing (DEER, nano-NMR, T1 relaxometry) operating near pT/sqrt(Hz) sensitivity, this work complements spin sensing with atom-based electric-field metrology.