This book constitutes the thoroughly refereed proceedings of the International Workshop on Engineering Environment-Mediated Multi-Agent Systems, EEMMAS 2007, held in Dresden, Germany, in October 2007, in conjunction with ECCS 2007, the European Conference on Complex Systems

Invited Talks.- Swarms of Self-assembling Robots.- Complex Systems and Agent-Oriented Software Engineering.- Engineering Self-organizing Applications.- A Characterization of Key Properties of Environment-Mediated Multiagent Systems.- Toward Systemic MAS Development: Enforcing Decentralized Self-organization by Composition and Refinement of Archetype Dynamics.- Engineering Systems Which Generate Emergent Functionalities.- Engineering Autonomic Electronic Institutions.- Stigmergic Interaction.- Prediction Horizons in Agent Models.- Combining Interface Agents and Situated Agents for Deploying Adaptive Web Applications.- Modeling and Structuring Mediating Environments.- Situating Cognitive Agents in GOLEM.- Modeling Agent-Environment Interactions in Adaptive MAS.- DECIDE: Applying Multi-agent Design and Decision Logic to a Baggage Handling System.- Environment-Based Support for Context and Organizations.- Managing Agent Interactions with Context-Driven Dynamic Organizations.- Modeling and Design of an Agent-Based Micro-simulation of the Swiss Highway Network.- Environment Support to the Management of Context Awareness Information.- Engineering Contextual Information for Pervasive Multiagent Systems.- Engineering Business Ecosystems Using Environment-Mediated Interactions.- Experimenting with Language Support for Proximity in Ambient-Oriented Programming.- Environment-Supported Roles to Develop Complex Systems.