The International Journal of Agent Technologies and Systems (IJATS) focuses on all aspects of agents and multi-agent systems, with a particular emphasis on how to modify established learning techniques and create new learning paradigms to address the many challenges presented by complex real-world problems. The journal serves as an inclusive forum for discussion of theoretical and practical issues of intelligent agent technologies and multi-agent systems while bringing together scientists from different areas of computer science as well as researchers from various fields studying similar concepts.