He was Regent of the Studium Generale from the time that he set it up until 1254 and during this time he lectured, wrote important works, and worked closely with his student Thomas Aquinas who was appointed Master of Students (at least until 1252 when Aquinas returned to Paris).
Siya ay Regent ng Studium Generale mula sa oras na siya i-set up ito hanggang 1254 at sa panahon ng oras na ito siya lectured, wrote mahalaga ay gumagana, at nagtrabaho malapit sa kanyang estudyante Thomas Aquinas na Master ay hihirangin ng mga mag-aaral (ng hindi bababa sa hanggang sa 1252 kapag Aquinas ibabalik sa Paris).