Download or read book The World's Greatest Serial Killers written by Nigel Cawthorne and published by Bounty Books. This book was released on 1999 with total page 191 pages. Available in PDF, EPUB and Kindle. Book excerpt: Serial killers are so defined when they have murdered at least 4 people over a period of time. The gruesome acts carried out by them are usually sexually motivated, and they will do anything to stretch the boundaries of morality.