They want separate search pages and listing for books put out directly by authors or even small presses. (madgeniusclub.com)
Overall, this change in emphasis is potentially really useful for users, particularly if Google can follow through on the idea of separating searches for evergreen content («learning from Obama online campaign PDF «-RRB- from those for ephemeral content and recent news («Herman Cain harassment suit «-RRB-. (epolitics.com)
The large area on the right is an entirely separate search result, only including content from Google Plus, from people you may or may not be following. (smallbusinessesdoitbetter.com)