I love to read non-fiction books and try to review them regularly on my blog! A couple of nonprofit and social media books that I reviewed on my blog include Twitter for Good by Claire Diaz Ortiz and Welcome to the Fifth Estate by Geoff Livingston. There are also a few terrific books that are not specifically targeted to nonprofits, but still worth reading. If you are planning to curl down up with a book (or your kindle) during those last few quiet days of the year, here's five more social media book suggestions.