As Libraries Go Digital, Sharing of Data Is at Odds With Tradition of Privacy

Millions of people now share what they're reading through social-networking sites like Facebook, or smaller services including Goodreads and LibraryThing. They're accustomed to the personalized recommendations that Amazon provides by tracking customers' buying and browsing habits.  Libraries are following suit. They're beginning to share data to build tools for recommending and discovering books.

http://chronicle.com/article/As-Libraries-Go-Digital/135514/?cid=at&utm_source=at&utm_medium=en