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1. Foundations: identifying necessary changes; safeguarding coherence and improving the efficiency of the IT system; improving speed of installation; the metaphor of the city; concepts and rules; urbanism of the city and IT systems; urbanism rules; the infrastructure. 2. Illustration of the approach: i. the tour operator case study. ii. Urbanism and strategy: harnessing and modelling the strategy; objectives model; enterprise diagram; case study. iii. urbanism and business processes: business processes cartography; process modelling; evaluation and improvement of processes; case study. iv. Urbanism and functional architecture: functional and business architecture; the urbanism rules; case study. v. urbanism and software architecture: software and functional architecture; software cartography; transition from target functional architecture to target software architecture; case study. 3. The methodological approach: defining the target and the associated migration plan; construction of the solution; urbanisation process of IT system. 4. The dynamic of the actors: the participants and their roles; skills, techniques and tools; new approach to relationship between project ownership and management; the urbanism focus group.
Christophe Longepe is Executive Business Consultant and Director of the IT strategy department at SchlumbergerSema Consulting. He is also in charge of the Enterprise Architecture programme at the IMI (Information Management Institute, University of Technology at Compiegne, France). His work now focuses on Enterprise Architecture design, where his activity objectives are to allow enterprises and major administration to focus their investments on the major stakes and thus preserve their previous investments while minimising risk with a controlled and gradual overhaul of existing systems.