Career
He then taught in the faculty of theology until his death. He wrote several Thomist commentaries on Aristotle, including the Physics, De anima, and the logica nova, most of which were printed in Cologne during his lifetime or shortly thereafter. He was a defender of the Thomistic interpretation of Aristotle against that of Albert the Great and his followers.
Notably, he argued for Aristotle"s salvation against the scholarly consensus that Aristotle was in Hell.
He also wrote copulata (introductory logical analysis) of Peter of Spain. After Henry and Gerhardus, he was the third doctor of the bursa Montana, a college of students and faculty living in common.