 Afterwards he spent several years at Berlin as an assistant in the clinic of Eduard Arnold Martin (1809–1875).From 1875 to 1888, he was a lecturer in obstetrics and gynecology in Berlin, followed by a professorship at the University of Giessen.Here he was successor to Max Hofmeier (1854–1927) as chair of OB/GYN, becoming university rector in 1898.