Wiley-Blackwell, as the world's leading society publisher, offers an exceptional portfolio of 767 journals it covers the full spectrum of science, nursing, medicine , humanities and social sciences and technology, including many titles ranked at the forefront of their fields. This entire journal collection is available on a single online service, Wiley Inter -Science, providing cross-search capability with 800 other journals, thousands of online books, book series and reference works. According to the 2008 JCR - Science edition, Wiley-Blackwell's eminent journal content is ranked 1 by Impact Factor in several subject areas including Applied and Medicinal Chemistry, Mathematics, Spectroscopy and other fields.