This book constitutes the thoroughly refereed post-conference proceedings of the 7th International Workshop on Engineering Multi-Agent Systems, EMAS 2019, held in Montreal, QC, Canada, in May 2019.The 13 revised full papers presented in this book were carefully selected and reviewed from 20 submissions.

Accountability and Responsibility in Multiagent Organizations for Engineering Business Processes.- From Goals to Organisations: Automated Organisation Generator for MAS.- On Enactability of Agent Interaction Protocols: Towards a Unified Approach.- An Architecture for Integrating BDI Agents with a Simulation Environment.- Using MATSim as a Component in Dynamic Agent-Based Micro-Simulations.- Incorporating Social Practices in BDI Agent Systems.- Who's that? - Social Situation Awareness for Behaviour Support Agents.- The „Why did you do that?" Button: Answering Why-questions for End Users of Robotic Systems.- From Programming Agents to Educating Agents - A Jason-based Framework for Integrating Learning in the Development of Cognitive Agents.- Plan Library Reconfigurability in BDI Agents.- JS-son - A Lean, Extensible JavaScript Agent Programming Library.- SAT for Epistemic Logic Using Belief Bases.- Jacamo-Web is on the Fly: an Interactive Multi-Agent System IDE.