M. Sc. Lena Risse passed her doctoral examination excellent with her dissertation on “Preoperative studies for the design of patient-specific medical aids” on October 19, 2020. The doctoral committee, consisting of the reviewers Prof. Dr.-Ing. Gunter Kullmer and Prof. Dr.-Ing. Rainer Koch and also Prof. Dr.-Ing Volker Sch?ppner (Chairman) and Prof. Dr.-Ing. Hans Albert Richard congratulated the new Dr.-Ing.!