This is the first resource you visit when looking for information on psychopaths: HERE Once you have absorbed Robert Hare's work, then begin to look at other aspects and information on the subject.
But only do this with objectivity and emotional neutrality. Just because the predatory capitalism currently running the planet appears psychopathic in nature - does not mean everyone behind this system are psychopaths. Some are, most are just playing the game.
AT LEAST 96-99% OF THE HUMAN RACE ARE POTENTIALLY YOUR FUTURE FRIENDS YOU HAVEN'T GOT TO KNOW YET.
Stay Positive - Look for the Good in Everyone - In Most People You Will Find it .