The Philosopher's Index is a bibliographic database with informative, author-written abstracts covering scholarly research in all areas of philosophy. The literature covered goes back to 1940 and includes journal articles, books, book chapters such as contributions to an anthology, and book reviews. The Philosopher's Index monitors over 550 journals from more than 40 countries and is updated quarterly. Extensive indexing includes personal and proper names along with subject terms; there is also the capability to search for the authors of book reviews. The database covers the fifteen fields of philosophy: aesthetics, axiology, philosophy of education, epistemology, ethics, philosophy of history, philosophy of language, logic, metaphysics, philosophical anthropology, metaphilosophy, political philosophy, philosophy of science, social philosophy, and the philosophy of religion.