A test checking for traits of the following personality disorders has just been put online: Psychopathy / Antisocial Personality Disorder. These tests were devised by Professor Kevin Dutton, University of Oxford. He is a best selling author and an expert on the psychopathic personality. To visit his. It measures on two scales: primary psychopathy (psychopathic emotional affect) and The test consists of twenty six statements that could possibly apply to you.