
Theb-physicsresultsfromtheLEPdatasetsexceededallexpectationsinboththe range of topics covered and the precision of measurements that were eventually possible. Thesuccesswasduetoseveralfactorssuchastherapiddevelopmentof silicon-strip vertex detectors, advances in the theoretical...

b-physics at LEP.- Silicon Vertex Detectors and Particle Identification.- Experience in Reconstructing Z0 ? b?b Events.- Tagging Z0 ? b?b Events.- Tagging b-quark Charge.- Double-Hemisphere Tagging.- Optimal b-Flavour and b-Hadron Reconstruction.- Conclusion and Next Steps.