The 5th International Conference on Public Policy (ICPP5) Barcelona successfully took place in a hybrid format! Jointly organized with the Institut Barcelona d’Estudis Internacionals (IBEI), the Conference took place from July 5 to July 9, 2021 at the Pompeu Fabra University, Ciutadella Campus, and online. The Universitat de Barcelona (UB), the Universitat Pompeu Fabra (UPF) and the Universitat Autònoma de Barcelona (UAB) also collaborated in the organization of this edition. Eminent researchers presented their work during plenary sessions and multi sessions. In the evening, social events were organized, such as a Welcome Drink and a Gala Dinner.