(13) It is estimated that approximately 1 percent of the general male population are psychopaths, and 15 to 20 percent of the prison population are psychopathic
The expression of these genes explained 30-92% of the variance of psychopathic
Lead author Dr Dan Burley, from Cardiff University's School of Psychology, said: "Our findings provide physical evidence of an emotional deficit common to psychopathic
Professor Nicola Gray, a clinical and forensic psychologist from Swansea University, who provided clinical supervision for the project, added: 'This is one of the first times we have objective, physiological, evidence of an emotional deficit underpinning the offending behaviour of psychopathic
offenders that does not depend on invasive methods or expensive equipment.
Negative personality predispositions were measured by using Adult Personality Assessment Questionnaire (Adult PAQ; Rohner, 2005) and psychopathic
trends were measured by using Self-Report Psychopathy Scale-III-Revised (SRP-III-R; Paulhus, Neuman and Hare, 2009).
It records behaviour accordingly and thus associates them with a psychopathic
According to recent research, that mean commenter is probably a male with lots of psychopathic
traits and not very much empathy.
A FORMER mental health nurse who strangled and butchered his dog before feeding it to another pet is psychopathic
, a doctor said.
A recent article in the Atlantic explored the nightmarish subject of psychopathic
People with strong psychopathic
traits find lying easier to learn than more empathic individuals, scientists have discovered.
Lead scientist Dr Tatia Lee, from the University of Hong Kong, said: "The stark contrast between individuals with high and low levels of psychopathic
traits in lying performance following two training sessions is remarkable, given that there were no significant differences in lying performance between the two groups prior to training."
DRAMA Sam (Daniel Mays) and Jenny (Romola Garai) star in the second episode of this haunting thriller, about teenager Sam's psychopathic