The Research and Innovation Foundation (IDEK) wishes to remind those interested in the Call for Proposals “Excellence Hubs” (Topic ID: HORIZON-WIDERA-2022-ACCESS-04-01), which is part of the Horizontal Priority of the European Research Area (Widening Participation & Strengthening the ERA) “of the EU Framework Program for Research and Innovation “Horizon Europe” 2021-2027. More specifically, the Excellence Hubs Call is a European Commission initiative to strengthen regional innovative excellence by enabling cross-border quadruple ecosystem cooperation. (Further details in the greek text)