J. Leite is Full Professor of Computer Science at NOVA University Lisbon (NOVA); Head of the Department of Computer Science, Senior Visiting Fellow at The University of New South Wales, Sydney, Australia, Vice-President of the Portuguese Association for Artificial Intelligence (APPIA), member of the Board of Directors of the NOVA Laboratory for Computer Science and Informatics (NOVA LINCS), Principal Investigator of the Intelligent Systems group at NOVA LINCS, member elect of NOVA School of Science and Technology’s (NOVA FCT) Scientific Council, and representative of Potassco Solutions in Portugal. He authored one book, co-edited 25 books or special issues of scientific journals, and authored or co-authored over 120 articles, some of which published in some of the most important venues in his research area (e.g., in the flagship journal Artificial Intelligence, and in the CORE Rank A* conferences AAAI, IJCAI, KR, and AAMAS). He received the Best Paper Award at the 17th Edition of the (CORE Rank A) European Conference on Logics in Artificial Intelligence (JELIA 2021). He was PC-Chair of the 14th edition of the European Conference on Logic and Artificial Intelligence (JELIA), and of the 22nd edition of the International Conference on Principles and Practice of Multi-Agent Systems (PRIMA), co-organized 15 other conferences or international workshops, including the 9th edition of JELIA in 2004, and contributed to the creation of two successful series of workshops (CLIMA - Computational Logic in Multi-Agent Systems and DALT – Declarative Agent Languages and Technologies). He has been reviewer for the EC - European Commission, NSF - National Science Foundation, ANR – French National Research Agency, FWF - Austrian Science Fund, NWO - The Netherlands Organisation for Scientific Research, and ANI/AdI - Portuguese Innovation Agency. He has been invited for keynote talks and tutorials at several international conferences, including the 2017 edition of the (CORE Rank A) International Conference on Logic Programming and Non-monotonic Reasoning (LPNMR). He served in more than 140 Program Committees, often as Senior Member, of International Conferences and Workshops, including the prestigious IJCAI, AAAI, KR and AAMAS. He has served as Area Chair of KR since 2021, and of AAMAS in 2019. He is a founding member of three Steering Committees (CLIMA, DALT, and MALLOW), a member of the JELIA and PRIMA Steering Committees, and participated in the networks of excellence APPLY, Sintelnet, Compulog, CoLogNet, and AgentLink. In 2017 he received the Santander Totta Collaborative Research Award.