Having lectured on law at the universities of Bourges and Padua, he accepted a judicial position under the bishop of Münster which he resigned in 1535 to become assessor of the imperial court of justice (Reichskammergericht).
Efter at have undervist i jura ved universiteterne i Bourges og Padova, accepterede han en retslig stilling under biskoppen af ​​Münster, hvilken han fratrådte i 1535 for at har blive assessor ved den kejserlige domstol (Reichskammergericht).