Mr. Patrick Delfs successfully passed his doctoral examination on 17.12.2020. The examination board consisting of Prof. Dr.-Ing. Hans-Joachim Schmid, Prof. Dr.-Ing. Gerd Witt, Prof. Dr.-Ing. Volker Sch?ppner and the chairman Prof. Dr.-Ing. Gunter Kullmer as well as the DMRC team congratulate the new Dr.-Ing. Patrick Delfs. Under strong Corona protection measures, the dissertation presentation and the examination were held in digital form at the Paderborn University. The dissertation with the title: "Three-dimensional surface analysis and topography simulation of additively manufactured laser-sintered components" may now join the dissertation list at the DMRC. Congratulations!