The 12th experience exchange focusing on "roles and responsibilities"took place on 26 April. Three highly interesting talks offered exiting insights in challenges and solutions from the perspective of several joint projects and institutes. Please find the slides and a protocol (in German) here: https://www.fdm.uni-hannover.de/de/fdm-an-der-luh/austausch-vernetzung#c24749 (please unfold the accordion element).