Proceedings of the Fortieth Conference on Uncertainty in Artificial Intelligence – Preface

The Conference on Uncertainty in Artificial Intelligence (UAI) is one of the premier international conferences on research related to knowledge representation, learning, and reasoning in the presence of uncertainty. UAI is supported by the Association for Uncertainty in Artificial Intelligence (AUAI). The 40th edition of the conference (UAI 2024) took place from July 15 to 19, 2024. It was held at the Universitat Pompeu Fabra, Barcelona, Spain.