Possibly the most disturbing blog I've ever come across...

This blog is probably enough to give anyone thinking about having a kid pause: Raising a Psychopath:

http://raising-a-psychopath.blogspot.com/

I guess I've had something of a fascination of psychopaths for quite some time and have wondered if I'd even recognize one (though I feel fairly confident that I'm not one). Sort of like monsters in the closets except these are real. From another article on Hacker News: "Psychopaths among us - Dr. Robert Hare claims there are 300,000 psychopaths in Canada, but that only a tiny fraction are violent offenders like Paul Bernardo and Clifford Olsen. Who are the rest? Take a look around" (Hare)