This volume is about ontological categories. The categories of an ontology are designed to classify all existents. They are crucial and characterize an ontology.
Erwin Tegtmeier Professor of philosophy at the University of Mannheim. His areas of research are ontology, theory of knowledge, philosophy of science, philosophy of time and early phenomenology. Javier Cumpa teaches philosophy at Complutense University of Madrid. His areas of research include the ontology of categories, the theory of universals, mereology and philosophy of science.
