20-point Hare PCL-R (Psychopathy Checklist-Revised)
Item 1 Glibness/superficial charm
Item 2 Grandiose sense of self-worth
Item 3 Need for stimulation/proneness to boredom
Item 4 Pathological lying
Item 5 Cunning/manipulative
Item 6 Lack of remorse or guilt
Item 7 Shallow affect
Item 8 Callous/lack of empathy
Item 9 Parasitic lifestyle
Item 10 Poor behavioural controls
Item 11 Promiscuous sexual behaviour
Item 12 Early behaviour problems
Item 13 Lack of realistic long-term goals
Item 14 Impulsivity
Item 15 Irresponsibility
Item 16 Failure to accept responsibility for own actions
Item 17 Many short-term marital relationships
Item 18 Juvenile delinquency
Item 19 Revocation of conditional release
Item 20 Criminal versatility
Scores: 0, 1 or 2
Total points: 40
