What happened? The main conference themes: Infrastructure for open Science: services, methods and networks The European Open Science Cloud RRI and Open Science: bridging the gap Training and skills for Open Science Policies and evaluation Innovative publishing and research disseminationValue added data products and services for Open Science On 16 to 18 September 2019 at the 19th century Congress Centre Alfândega in Porto, the second Open Science FAIR brought together a diverse audience of m...