The new 3rd edition of the EUI Research Data Guide is now available online. The Guide provides information on research data management, including data discovery; terms and conditions of access and use; data security; dataset metadata and documentation; data repositing, preservation and open data sharing. This third edition contains expanded details about data management plans (DMPs), data management in the EU Horizon 2020 research funding programme, and options for open data sharing. The guide also addresses data sharing, focusing on whether, when, how, where and under what terms, research data outputs can be openly shared. Please contact the Library to arrange a research data appointment.