At the annual meeting of the Society for Scholarly Publishing in Boston, Microsoft announced the wide availability of the Beta 1 release of the Article Authoring Add-in for Microsoft Word 2007. In addition to enabling Word users to open and save documents using the National Library of Medicine’s XML Journal Publishing format, used for the authoring of scientific articles, the Beta 1 release adds support for the NCBI Book format, used for in authoring book chapters for digital books.