Max Planck Society President Martin Stratmann said that “Open Access is the responsibility of all of us”. In this spirit, 170 participants from 37 countries and international organisations gathered at the 14th Berlin Open Access Conference (3-4 December 2018) to align strategies for a transformation of subscription based scholarly communication to complete and immediate open access. The OA2020 Expression of Interest to drive such a transformation has been signed by 115 research funding and perfo...