On 8-12 August 2022, PhD students and Early Career Researchers with expertise in the field had the opportunity to meet and interact at the International Research Retreat "Ethical, legal and social aspects of human cerebral organoids and their governance in Germany, the U.K. and the U.S.A." in Tübingen, Germany. Tine Ravn (Aarhus University) and Maxence Gaillard (University of Oslo) were there representing HYBRIDA.