A fervent opponent of Siger de Brabant and the Averroists, he wrote numerous treatises on the natural world including "De Vegetabilibus.
The end of his career was spent as a legate of Pope Urban IV preaching throughout Bavaria, and advocating the Eighth Crusade. A fervent opponent of Siger de Brabant and the Averroists, he wrote numerous treatises on the natural world including "De Vegetabilibus." Ulrich of Strasbourg continued his Neoplatonic works, though others like his Summa de Creaturis remained unfinished.  His principal works on theology are commentaries on Lombard's Books of the Sentences, and Dante placed him in the circle amongst the great lovers of wisdom with his most famous pupil, Saint Thomas Aquinas. A member of the Dominican order, for ten points, name this medieval philosopher whose broad knowledge earned him the moniker Doctor Universalis.
The end of his career was spent as a legate of Pope Urban IV preaching throughout Bavaria, and advocating the Eighth Crusade.
Albertus Magnus or Saint Albert the Great or Albert of Cologne