If you're curious, and have a little time on your hands, take a stroll over to Crime Magazine, where you can read the Introduction to Blood In, Blood Out, which has received over 30,000 hits. Just think, if those 30,000 people would each buy a copy of the book, I'd have a bestseller.
Link: http://crimemagazine.com/blood-blood-out-violent-empire-aryan-brotherhood
Link: http://crimemagazine.com/blood-blood-out-violent-empire-aryan-brotherhood