Abstract
The debate on universals is, generally speaking, a well-known subject in the history of philosophy, but views on universals from the end of the sixteenth to the mid-seventeenth century—the object of Heider’s welcome contribution—are quite neglected. Such views are extremely sophisticated, drawing on the established traditions of Thomism and Scotism, in particular, but bringing them to a new level of technicality. Heider investigates three major positions: those of Francisco Suárez, João Poinsot, and the joint position of Bartolomeo Mastri and Bonaventura Belluto. The three views are chosen to..