Some more info on the difference between Psychopaths and Sociopaths
I especially noted the following: "Sociopathy, while severely the less understood of the two disorders, can be congenital or acquired. Psychopathy, meanwhile, is generally considered a confluence of genetic and chemical imbalances."
http://www.medicaldaily.com/whats-difference-between-sociopath-and-psychopath-not-much-one-might-kill-you-270694