​GENDERACTION will create an innovative policy community for the implementation of the gender priority in the EuropeanResearch Area (ERA) by setting up a network of representatives appointed by national authorities in 13 Member States (MS)and Associated Countries, with 5 associate partners. The objective is to facilitate networking and exchange among more andless experienced countries to develop knowledge and build capacities, competences and know-how for gender equality andmainstreaming in research and innovation (R&I) among a variety of European and national stakeholders. The network will(1) map, monitor and assess implementation of actions in priority 4 gender equality and gender mainstreaming in nationalERA roadmaps of the participating countries and benchmark them against the ERA roadmap; (2) foster exchange andmutual learning among representatives of national authorities in order to achieve policy coordination in priority 4; (3) provideinteractive trainings to relevant stakeholders such as national authorities, RFOs and RPOs and NCPs with a view to buildingcompetences in priority 4; (4) give strategic advice to key stakeholders to achieve gender equality in R&I in Europe; (5)foster the inclusion of gender equality in international science cooperation (supporting the work of relevant ERA-relatedgroups). The network will cooperate closely with the Helsinki Group on Gender in Research and Innovation. Iterativedissemination, engagement and impact evaluation strategies drive all planned activities. GENDERACTION’s impact will be(1) a robust policy process to implement gender equality in R&I; (2) foster policy coordination among MS and with Horizon2020, (3) greater consistency of gender equality policies and actions across Europe; and (4) enhanced integration of genderequality in international cooperation in R&I. Implementation will be assisted by two Advisory Boards, on ERA priority 4implementation and on Gender in international cooperation in STI.