 In 1538, he was called to teach at Bourges.Following a bitter dispute with Baro, he abandoned the chair for Paris until Baro's death in 1550, after which Douaren returned to teach at Bourges.Like his compatriots Jacques Cujas, François Hotman and Hugues Doneau, Douaren was one of the leading representatives of the legal humanist school of thought within the science of Roman law on the European continent.