Vronsky, who is extensively cited in the Rolling Stone article that this Boing Boing post links to, is one of the leading experts on serial killers and has spent his career writing several well-researched & well-regarded books on serial killers. Here’s the website for this book, with the entire Table of Contents laid out. He makes a convincing case in the book that serial killers have always been with us and most likely always will.
