Skrapec, C. and Ryan, K., 2010-11-16 "The Macdonald Triad: Persistence of an Urban Legend" Paper presented at the annual meeting of the ASC Annual Meeting, San Francisco Marriott, San Francisco, California
Singer, Stephen D.; Hensley, Christopher. Learning theory to childhood and adolescent firesetting: Can it lead to serial murder?. International Journal of Offender Therapy and Comparative Criminology. 2004, 48 (4): 461–476. PMID 15245657. doi:10.1177/0306624X04265087.
Wright, J.; Hensley, C. From animal cruelty to serial murder: Applying the graduation hypothesis. International Journal of Offender Therapy and Comparative Criminology. 2003, 47 (1): 71–88. PMID 12613433. doi:10.1177/0306624X02239276.
Wright, Jeremy; Hensley, Christopher. From Animal Cruelty to Serial Murder: Applying the Graduation Hypothesis. International Journal of Offender Therapy and Comparative Criminology. 2003-02-01, 47 (1): 71–88. PMID 12613433. doi:10.1177/0306624X02239276.
Tallichet, S. E.; Hensley, C. Exploring the Link between Recurrent Acts of Childhood and Adolescent Animal Cruelty and Subsequent Violent Crime. Criminal Justice Review. 1 September 2004, 29 (2): 304–316. doi:10.1177/073401680402900203.
Patterson-Kane, Emily G.; Piper, Heather. Animal Abuse as a Sentinel for Human Violence: A Critique. Journal of Social Issues. 1 September 2009, 65 (3): 589–614. doi:10.1111/j.1540-4560.2009.01615.x.
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ncbi.nlm.nih.gov
Singer, Stephen D.; Hensley, Christopher. Learning theory to childhood and adolescent firesetting: Can it lead to serial murder?. International Journal of Offender Therapy and Comparative Criminology. 2004, 48 (4): 461–476. PMID 15245657. doi:10.1177/0306624X04265087.
Wright, J.; Hensley, C. From animal cruelty to serial murder: Applying the graduation hypothesis. International Journal of Offender Therapy and Comparative Criminology. 2003, 47 (1): 71–88. PMID 12613433. doi:10.1177/0306624X02239276.
Wright, Jeremy; Hensley, Christopher. From Animal Cruelty to Serial Murder: Applying the Graduation Hypothesis. International Journal of Offender Therapy and Comparative Criminology. 2003-02-01, 47 (1): 71–88. PMID 12613433. doi:10.1177/0306624X02239276.