The permanent growth of air traffic volume is reaching the limits of what current Air Traffic Management (ATM) systems are capable to handle. Among the major impediments to further growth are the bottlenecks of the current heterogeneous data models and distribution systems. For the future ATM system envisioned in SESAR and NextGen, the large R&D programmes underway in Europe and the USA, the approach to System-Wide Information Management (SWIM) focuses on these issues. This thesis presents two fundamental elements of SWIM: concepts for a distributed publish/subscribe system for the...