Nielsen - which tracks media and information consumption around the world - has just purchased Bowker's PubTrack business intelligence unit, as well as the commerce solutions PubEasy and PubNet.
Bowker remains the US ISBN Agency, one of two registration agencies for ISNI, and the source of the Books in Print database. Library solutions Summon and Syndetics also remain at Bowker.
From the press release:
Bowker will focus on facilitating and enhancing book discovery through technology solutions, such as Syndetic Solutions™ and Summon®, and through identifier services (including ISBNs and ISNIs).
Our self-publishing efforts continue apace!