Tomorrow¿s LIS professionals will have to be conversant with all the tools and techniques for organizing information in different domains - from the library¿s shelves to the web and digital libraries. This core text covers the organization of the entire spectrum of information, and the principles, tools and techniques needed to do this effectively. The most up-to-date textbook yet available on this subject, this comprehensive book covers everything from traditional cat & class, through to metadata, information architecture and the semantic web.