Ann Coulter. In Trump We Trust: E Pluribus Awesome! Sentinel, 2016. 221 p. $23.

Author
A political nutjob who stays thin by feeding on her own bile.

Benefit
None, really.  Written during Trump's campaign, Coulter offers her feckless support.  Funny thing is, just as she was beginning her book tour, Trump insulted her:

• http://time.com/4468220/donald-trump-immigration-conservatives-upset/
• http://money.cnn.com/2016/08/26/media/ann-coulter-book-in-trump-we-trust-immigration/
• http://www.businessinsider.com/ann-coulter-trump-immigration-2016-8?r=UK&IR=T
• http://www.theatlantic.com/politics/archive/2016/09/trump-chooses-his-base-over-electability/498329/

The day after the release of this book, Coulter threw a fit about this on Twitter, since then, she’s made her rounds on news shows, etc.  http://www.theatlantic.com/politics/archive/2016/08/how-trump-betrayed-ann-coulter-on-immigration/497618/