1. Cooke, D. J., & Michie, C. (1999). Psychopathy across cultures: North America and Scotland compared. Journal of Abnormal Psychology, 108, 58–68.
2. Cooke, D. J., Michie, C., & Hart, S. D. (2006). Facets of clinical psychopathy: Towards clearer measurement. In C. Patrick (Ed.), Handbook of psychopathy (pp. 91–106). Guilford Press.
3. Hare, R. D. (1998). Psychopaths and their nature: Implications for the mental health and criminal justice systems. In T. Millon & E. Sorenson (Eds.), Psychopathy: Antisocial, criminal, and violent behavior (pp. 188–212). Guilford Press.
4. Hare, R. D. (2003). Manual for the Hare psychopathy checklist–revised (2nd ed.). Multi-Health Systems.
5. Hare, R. D. (2016). Psychopathy, the PCL-R, and criminal justice: Some new findings and current issues. Canadian Psychology, 57, 21–34.