Horizon2020 has been at the forefront as a major funder implementing Open Access policies. Following the Open Access pilot in FP7, Horizon2020 brings a strong mandate for Open Access to publications as well as an Open Data Pilot in certain areas.
Many questions arise from this policy; how to practically follow the requirements, what open actually entails, which media to use, and what about confidentiality issues? And which issues should be taken care of at proposal state, during the project and after the project finishes.