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Joyal, Christian

Ph.D., Neuropsychology

Researcher, Research Center, Institut Philippe-Pinel de Montréal, Institut universitaire en santé mentale de Montréal
10 905, boul. Henri-Bourassa East
Montreal (Quebec) H1C 1H1

Phone: 514-648-8461

Professor, Department of Psychology, Université du Québec à Trois-Rivières, Canada.

Research Axis 

Neurobiology and cognition

Areas of expertise

Schizophrenia- Impulsivity and violence - Sex offenders - Neuropsychology - Neuroimaging


Christian Joyal analyzes neuroimaging data collected from schizophrenic patients that display violent behaviors. He is also interested in mental disorders among violent patients and measuring impulsivity in the field of forensic psychiatry.

Awards and Honours

  • International Centre for Comparative Criminology (FQR-SC, Co-Applicant, 2011-2016)
  • Impulsiveness, violence and  severe mental disorders (CIHR, Principal Investigator, 2009-2013)
  • Psychological and neuropsychological characterization of juvenile sexual offenders (CRSH, Principal Investigator, 2009-2012)
  • Research Scholar, Fonds de la recherche en santé du Québec (FRSQ, 2004-2006)



Joyal, C. C., Carpentier, J., & Martin, C. (2016). Discriminant factors for adolescent sexual offending: On the usefulness of considering both victim age and sibling incest. Child Abuse Negl, 54, 10-22. Pubmed

Joyal, C. C., & Carpentier, J. (2016). The Prevalence of Paraphilic Interests and Behaviors in the General Population: A Provincial Survey. J Sex Res, 1-11. Epub ahead of print. Pubmed


Joyal, C. C. (2015). Defining "Normophilic" and "Paraphilic" Sexual Fantasies in a Population-Based Sample: On the Importance of Considering Subgroups. Sex Med, 3(4), 321-330. Pubmed

Morais, H. B., Joyal, C. C., Alexander, A. A., Fix, R. L., & Burkhart, B. R. (2015). The Neuropsychology of Adolescent Sexual Offending: Testing an Executive Dysfunction Hypothesis. Sex Abuse. Epub ahead of print. Pubmed


Joyal, C. C. (2014). How Anomalous Are Paraphilic Interests? Arch Sex Behav. Epub ahead of print. Pubmed

Joyal CC , Lalonde R , Vikis-Freibergs V , Botez MI, "Are age-related behavioral disorders improved by folate administration?", Experimental aging research, 19(4).

Joyal, C. C., Jacob, L., Cigna, M. H., Guay, J. P., & Renaud, P. (2014). Virtual faces expressing emotions: an initial concomitant and construct validity study. Front Hum Neurosci, 8, 787. Pubmed


Polisois-Keating, A., & Joyal, C. C. (2013). Functional neuroimaging of sexual arousal: a preliminary meta-analysis comparing pedophilic to non-pedophilic men. Arch Sex Behav, 42(7), 1111-1113. Pubmed

Dumais, A., De Benedictis, L., Joyal, C., Allaire, J. F., Lesage, A., & Cote, G. (2013). Profiles and mental health correlates of alcohol and illicit drug use in the canadian population: an exploration of the j-curve hypothesis. Can J Psychiatry, 58(6), 344-352. Pubmed

Joyal, C. C., Plante-Beaulieu, J., & de Chanterac, A. (2013). The Neuropsychology of Sexual Offenders: A Meta-Analysis. Sex Abuse. Epub ahead of print. Pubmed


Nolin, P., Stipanicic, A., Henry, M., Joyal, C. C., & Allain, P. (2012). Virtual reality as a screening tool for sports concussion in adolescents. Brain Injury, 26(13-14), 1564-1573. Pubmed


Joyal, C., Côté, G., Meloche, J. & Hodgins, S. (2011). Severe Mental Illness and Aggressive Behavior: On the Importance of Considering Subgroups. International Journal of Forensic Mental Health, 10(2), 107–117. Résumé / Abstract

Renaud, P., Joyal, C., Stoleru, S., Goyette, M., Weiskopf, N., & Birbaumer, N. (2011). Real-time functional magnetic imaging-brain-computer interface and virtual reality. promising tools for the treatment of pedophilia. Progress in Brain Research, 192, 263-272. Pubmed


Bédard, M., Joyal, C., Godbout, L., & Chantal, S. (2009). Executive Functions and the Obsessive-Compulsive Disorder: On the Importance of Subclinical Symptoms and Other Concomitant Factors. Archives of Clinical Neuropsychology, 24(6), 585-598. Pubmed 

Emond, V., Joyal, C., & Poissant, H. (2009). Neuroanatomie structurelle et fonctionnelle du trouble deficitaire d'attention avec ou sans hyperactivite (TDAH). L'Encéphale, 35(2), 107-114. Pubmed


Potvin, S., Joyal, C. C., Pelletier, J., & Stip, E. (2008). Contradictory cognitive capacities among substance-abusing patients with schizophrenia: A meta-analysis. Schizophrenia Research, 100(1-3), 242-251.

Joyal, C. C., Gendron, C., & Cote, G. (2008). Nature and frequency of aggressive behaviours among long-term inpatients with schizophrenia: A 6-month report using the Modified Overt Aggression Scale. Canadian Journal of Psychiatry-Revue Canadienne De Psychiatrie, 53(7), 478-481.


Joyal, C. C., Black, D. N., & Dassylva, B. (2007). "The Neuropsychology and Neurology of Sexual Deviance: A Review and Pilot Study." Sexual Abuse: A Journal of Research and Treatment, Vol. 19, No. 2, 155-173.

Joyal, C. C., Putkonen, A., Mancini-Marïe, A., Hodgins, S., Kononen, M., Boulay, L., Pihlajamaki, M., Soininen, H., Stip, E., Tiihonen, J., & Aronen, H. J. (2007). "Violent Persons with Schizophrenia and Comorbid Disorders : A Functional Magnetic Resonance Imaging Study." Schizophrenia Research, 91, 97-102.

Joyal, C. C., Dubreucq, J.-L., Gendron, C., & Millaud, F. (2007). "Major Mental Disorders and Violence : A Critical Review." Current Psychiatry Reviews, 3(1), 33-50.


Ducro, C., Pham, T. H., & Joyal, C. C. (2006). "Aspects neuropsychologiques des agresseurs sexuels." In: Pham, T.H., (Ed.) L'évaluation diagnostiques des agresseurs sexuels. Hayen, Belgique, Mardaga: 195-213.


Dubreucq, J.-L., Joyal, C. C., & Millaud, F. (2005). "Les troubles mentaux graves et la violence." Les Annales Médico-Psychologiques, 163, 852-865.

Joyal, C. C. (2005). "Schizophrenia and Violence : Characterization of Motive and Circumstances. Forensic, (invited author for the special issue “violence and mental illness”), may, 5-9.

Joyal, C. C., & Théoret, H. (2005). "Neuro-imagerie fonctionnelle en neuropsychologie et en neuropsychiatrie". In: Botez-Marquard, T., & Boller, F., (Eds.) Neuropsychologie clinique et neurologie du comportement. Montreal : PUM.


Joyal, C. C., Penanen, C., Tiihonen, J., Laakso, M., & Aronen, H. (2004). "MRI Volumetry of the Vermis and the Cerebellar Hemispheres in Men with Schizophrenia." Psychiatry Research : Neuroimaging, 131, 115-124.

Putkonen, A., Joyal, C. C., Kotilainen, I., & Tiihonen, J. (2004). "Comorbid Personality Disorders and Substance Use Disorders Among Homicide Offenders with Major Mental Illness : A Structures Clinical Study on Dual and Triple Diagnoses." Schizophrenia Bulletin, 30, 59-72.

Joyal, C. C., Putkonen, A., Paavola, P., & Tiihonen, J. (2004). "Characteristics and Circumstances of Homicidal Acts Committed by Offenders with Schizophrenia." Psychological Medicine, 34, 433-442.


Joyal, C. C., Laakso, M., Tiihonen, J., Syvälahti, E., Vilkman, H., Laakso, A., Alakare, B., Räkköläinen, V., Salokangas, R. K. R., & Hietala, J. (2003). "The Amygdala and Schizophrenia : A Volumetric MRI Study in First-Episode, Neuroleptic-Naïve Patients." Biological Psychiatry, 54(11), 1302-1304.

Joyal, C. C., Hallé, P., Hodgins, S., & Lapierre, D. (2003). "Drug Abuse and/or Dependence and Better Neuropsychological Performance in Patients with Schizophrenia." Schizophrenia Research, 63, 297-299.