Christian von Ehrenfels
Christian von Ehrenfels was born on 20 June 1859 in Rodaun near Vienna and grew up at his father's castle Brunn am Walde in Lower Austria. He joined secondary school in Krems and first studied at the Hochschule für Bodenkultur in Vienna and then changed to the Universität Wien.
Christian Friedrich von Otto
Otto was born on 26 October 1758 in Dettingen unter Teck, as the son of a Protestant minister. After attending high school in Stuttgart, he studied law with Carl Christopher Hofacker (1749–1793) at the University of Tübingen. Later, he moved to the University of Strasbourg and focused on the Supreme Court in Colmar with French law. This helped him prepare his dissertation, and in 1780 he obtained his doctorate and worked as a lawyer.