1. Lepton ID Working Group - Summary u A. Andronic - High-Rate TRD Developments at GSI u ongoing developments of thin symmetric MWPCs with pad readout u to be tested in beamtime Aug, 4-13 u rate tests, e/pi separation u Y. Zanevsky - Fast Gas Detector Development at DUBNA u tests of double-GEM with X-rays and Sr-source u spark damage minimization - segmentation u Q. Weitzel - Performence of (triple) GEMS in COMPASS u very high overall tracking efficiency in muon beam environment u optimiztion for hadron beams

2. Lepton ID Working Group - Summary u S. Sadovsky - Design of the CBM RICH Detector u simulation studies (ideal), segmentation u analysis of backgrounds u D. Miskowiec - Carbon Fiber RICH Mirror u very thin (X 0 ~1%) large stiff mirrors possible in replica technique u I. Korolko - ECAL for CBM u currently concentrating on developments of calorimeter with very thin scintillator tiles

3. Lepton ID Working Group -ToDo u Detector specific issues u Gas detectors: speed (geometries, gas, electronics), radiator thickness u RICH: consolidation of simulations, prototype development u ECAL: tests of production issues, prototype tests u Experiment specific issues u definition of acceptance u tracking requirements, optimization of positions u global electron identification strategy u trigger strategy u feasibility for muon measuremnet

4. Lepton ID Working Group -Actions u Creation of appropriate mailing lists u Coordination of detector development efforts within I3HP/JRA4 and INTAS/GSI u Stronger involvement in simulation efforts u Closer links to DAQ/FEE/Trigger