Piet de Keyser is head librarian of the Katholieke Hogeschool Leuven, an institute for higher education in Louvain, Belgium. He published many articles on literary history, philoso...view morePiet de Keyser is head librarian of the Katholieke Hogeschool Leuven, an institute for higher education in Louvain, Belgium. He published many articles on literary history, philosophy and library sciences. He teaches indexing in a Belgian Library and Information Sciences school.view less