The 31st plenary meeting of the Genocide Network, convened by the French Presidency, took take place on 6 and 7 April 2022 in a hybrid format. The notion and use of structural investigations in relation to core international crimes cases was discussed during the first half of the Open Session (6 April). The second part of the day delved into main highlights of the Koblenz trial, concerning a high-ranking Syrian official convicted for crimes against humanity. Various perspectives (from investigators, forensic experts, prosecutors, victims and civil society) provided an in-depth overview of the trial and underlined best practices.