The HEAD element contains header information about the document, such as its title, keywords, description, and style sheet. HEAD is required in all documents, but its start and end tags are always optional. A profile defines properties that may be used by META and LINK elements within the HEAD . There is no prescribed format for profiles.
Work is currently underway on improving the use of metadata on the Web.
See the W3C 's Metadata and Resource Description area for the latest information. All rights reserved.