sadistic sexual aggressors and sexual murderers empirical and theoretical issues l.
Download
Skip this Video
Loading SlideShow in 5 Seconds..
Sadistic sexual aggressors and sexual murderers: Empirical and theoretical issues PowerPoint Presentation
Download Presentation
Sadistic sexual aggressors and sexual murderers: Empirical and theoretical issues

Loading in 2 Seconds...

play fullscreen
1 / 16

Sadistic sexual aggressors and sexual murderers: Empirical and theoretical issues - PowerPoint PPT Presentation


  • 449 Views
  • Uploaded on

Sadistic sexual aggressors and sexual murderers: Empirical and theoretical issues. Jean Proulx 1, 2 Éric Beauregard 3 E-mail: jean.proulx@umontreal.ca Université de Montréal (School of Criminology, CICC) Institut Philippe-Pinel de Montréal

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'Sadistic sexual aggressors and sexual murderers: Empirical and theoretical issues' - Faraday


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
sadistic sexual aggressors and sexual murderers empirical and theoretical issues

Sadistic sexual aggressors and sexual murderers: Empirical and theoretical issues

Jean Proulx 1, 2

Éric Beauregard 3

E-mail: jean.proulx@umontreal.ca

Université de Montréal (School of Criminology, CICC)

Institut Philippe-Pinel de Montréal

University of South Florida (Department of Criminology)

definition
Definition
  • KRAFFT-EBING (1886)
  • DSM-IV (APA, 1994)
    • Sexual arousal – pleasure
    • Physical or psychological (humiliation) suffering of the victim
      • Fantasies
      • Behaviors
epidemiology
Epidemiology

Groth and Birnbaum (1979) 5%

Barbaree, Seto, Serin, Amos,

and Preston (1994) 11.7%

Proulx, St-Yves, Guay,

and Ouimet (1999) 18%

slide4

Developmental factors(Brittain, 1970; Dietz et al., 1990; Gratzer & Bradford, 1995; Langevin et al., 1985; MacCulloch et al., 1983; Warren et al., 1996)

  • Social isolation
  • Low self-esteem
  • Deviant sexual fantasies
  • Sexually incompetent
  • Paraphilias (voyeurism, exhibitionism, fetichism)
  • Physically abused as a child
phallometric studies
Phallometric studies
  • Sadistic offenders showed a sexual preference for rape stimuli
    • Barbaree, Seto, Serin, Amos, & Preston (1994)
    • Fedora et al. (1992)
    • Proulx (2001)
  • Sadistic offenders did not show a sexual preference for rape stimuli
    • Marshall, Kennedy, & Yates (2002)
    • Rice, Chaplin, Harris, & Coutts (1994)
    • Seto & Kuban (1996)
    • Langevin et al. (1985)
personality disorders
Personality disorders
  • Psychopath and narcissistic« We consider the unemotional, cold tone of the offenders during their crime as evidence, if any more were needed, of their lack of empathy for their victims. This lack of empathy may reflect psychopathy, narcissism, and an extraordinary capacity to dehumanize victims, or a combination of these » (p. 175) (Dietz, Hazelwood, & Warren, 1990).
  • Avoidant and schizoid (Proulx, 2001).
precrime and situational factors dietz hazelwood warren 1990
Precrime and situational factors (Dietz, Hazelwood, & Warren, 1990)
  • Low self-esteem
  • Deviant sexual fantasies
  • Careful planning of the offense
limitations of studies on sadistic offenders
Limitations of studies on sadistic offenders
  • Few empirical studies on sexual sadism
  • Studies with small samples
  • Biased samples (serial sexual murderers)
  • Mixed samples (sexual aggressors of adult females or males, sexual aggressors of children)
  • Standardized psychometric instruments rarely used
subjects
Subjects
  • MTC-R-3 Sadism Scale – A
  • 43 sadistic offenders
    • 18 sexual murderers of women
    • 25 sexual aggressors of women
  • 98 nonsadistic offenders
    • 22 sexual murderers of women
    • 76 sexual aggressors of women
procedure
Procedure
  • Semi-structured interview
  • Phallometric assessment
  • MCMI-I
  • DSM-IV, axis II
precrime factors 48 hours before the crime
Precrime factors(48 hours before the crime)

* p<.05; ** p < .01; *** p<.001

references
References

Brittain, R. P. (1970). The sadistic murderer. Medicine, Science and the Law, 10, 198-207.

Dietz, P. E., Hazelwood, R., & Warren, J. (1990). The sexually sadistic criminal and his offenses. Bulletin of the American Academy of Psychiatry and the Law, 18, 163-178.

Gratzer, T., & Bradford, M. W. (1995). Offender and offense characteristics of sexual sadists A comparative study. Journal of Forensic Sciences, 40, 450-455.

Krafft-Ebing, R. (1886). Psychopathia Sexualis. (F.S. Klaf-traduction, 1965). New York: Arcade.

Langevin, R., Bain, J., Ben-Aron, M. K., Coulthard, R., Day, D., Handy, L., Heasman, G., Hucker, S. J., Purins, J. E., Roper, V., Russon, A. E., Webster, C. D., & Wortzman, G. (1985). Sexual aggression: Constructing a predictive equation. In R. Langevin (Ed.), Erotic preference, gender identity and aggression in men: New research studies (pp. 39-76). Hillsdale, NJ: Lawrence Erlbaum.

MacCulloch, M. J., Snowden, P. R., Wood, P. J. W., & Mills, H. E. (1983). Sadistic fantasy, sadistic behaviour and offending. British Journal of Psychiatry, 143, 20-29.

Marshall, W. L., Kennedy, P., & Yates, P. (2002). Issues concerning the reliability and validity of the diagnosis of sexual sadism applied in prison settings. Sexual Abuse: A Journal of Research and treatment, 14, 301-311.

Warren, J., Hazelwood, R., & Dietz, P. (1996). The sexually sadistic serial killer. Journal of Forensic Sciences, 41, 970-974.