Wednesday 24 September 2008 Speaker: Stephen Haywood (RAL) Title: The ATLAS SCT End-cap Abstract: The ATLAS Experiment is poised to start collecting data at the LHC in CERN. A key part of the experiment is the Silicon Tracker (SCT) in which physicists and engineers at RAL have played a major part. After a short introduction to ATLAS and the tracking detectors, I will explain the construction and the commissioning of the SCT End-caps, with special emphasis on the Engineering.