an activity or process of “supporting a cause or proposal” (see Merriam Webster dictionary) and especially gaining “public support” (see Cambridge Dictionary) for this activity or idea. The activity can be taken by an individual or by the group. It is closely related to lobbying, however, it has a broader meaning. After Eisabeth Ernst and Marlen Töpfer it can be perceived as a prt of broad communication activities, whereas lobbying is a part of advocacy, strictly related to direct influence on decision makers:
The Open Sciences movement has been using various advocacy actions to achieve its goals and disseminate its values. It is an indispensable part of opening the research and should not be neglected.
See more: Elisabeth Ernst, Aysa Ekanger, Mateusz Franczak, Iraklis Katsaloulis, Marlen Töpfer, Magdalena Wnuk. (2021, June 30). “How-to-advocacy: OPERAS practical guide on advocating for open scholarly communication in the social sciences and humanities”, June 30, 2021, https://doi.org/10.5281/zenodo.5043438. OPERAS-P Consortium. (2020). OPERAS-P Deliverable: Advocacy Guide (DRAFT). Zenodo. https://doi.org/10.5281/zenodo.4185703