Gary Bryne. Crisis of Character: A White House Secret Service Officer Discloses His Firsthand Experience with Hillary, Bill, and How They Operate Center Street 2016 292 $16

Author
Gary Bryne is a career Secret Service officer.

Benefit
As a uniformed Secret Service agent who protected the Clintons, Gary has a unique perspective on the character of both.  He's not a fan.

Note that the conservative news outlets love the book.

Review

http://thehill.com/blogs/in-the-know/in-the-know/282330-ex-secret-service-agent-clinton-occasionally-violent