You can find the whole topics of the series below:Part 1: Digital Railway and ETCS System (Presented by Shuxia Lu-Siemens Mobility UKI)Part 2: ETCS Operational Scenarios (Presented by Duncan Hui & Joseph Conlon - Atkins)Part 3: ETCS Sub-systems and Processes (Presented by Aaron Sawyer - Atkins)Part 4: ETCS Validation and Certification(Presented by Kauser Ismailjee – Network Rail)Part 5: ETCS Projects (Presented by Keith Upton - Atkins)Part 6: The Future of ETCS (Presented by Raimi Radzi)