Self Organizing Architectures : First International Workshop SOAR 2009 Cambridge UK September 14 2009 Revised Selected and Invited Papers Self adaptive Approaches Elements of Self adaptive Systems – A Decentralized Architectural Perspective Improving Architecture Based Self adaptation Using Preemption Weaving the Fabric of the Control Loop through Aspects Self organizing Approaches Self organisation for Survival in Complex Computer Architectures Self organising Sensors for Wide Area Surveillance Using the Max sum Algorithm Multi policy Optimization in Self organizing Systems A Bio inspired Algorithm for Energy Optimization in a Self organizing Data Center Towards a Pervasive Infrastructure for Chemical Inspired Self organising Services Hybrid Approaches Self adaptive Architectures for Autonomic Computational Science Modelling the Asynchronous Dynamic Evolution of Architectural Types A Self organizing Architecture for Traffic Management On the Modeling Refinement and Integration of Decentralized Agent Coordination A Self organizing Architecture for Pervasive Ecosystems.