Faculty profile

Marie-Pier Vaillancourt-Morel

Adjunct ProfessorCentre de Recherche Interdisciplinaire sur les Problèmes Conjugaux et les Agressions SexuellesUniversité Laval

Marie-Pier Vaillancourt-Morel

Adjunct Professor

Centre de Recherche Interdisciplinaire sur les Problèmes Conjugaux et les Agressions Sexuelles

Université Laval

Quebec City, Quebec, Canada

Supervision signals

Adjunct, part-time and visiting faculty usually co-supervise alongside a core faculty member.
75 publications in the last five years, latest in 2026.
Senior (last) author on 17 recent papers, a sign of leading a research group.
Principal investigator on 2 research grants (1 CIHR, 1 SSHRC), most recently in 2023.

These signals come from public records, including federal and provincial funding decisions. Ask the professor or the graduate program whether they are taking new students.

Academic metrics

137

Publications

2,838

Citations

Collaborators

Grants

Publications by year

Counts cover the publications linked to this profile. Citations and the h-index appear when the source records them.

Profiles and links

University Profile

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Signals and details

Research

Read how they describe their research on their Université Laval profile.

childhood maltreatment couple sexual wellbeing romantic relationships dyadic daily diaries dyadic longitudinal design emotions romantic relationship

Latest papers

Intimate Partner Violence and Perception of Partner Hostility During Conflict Among Young Adult Couples.
Journal of interpersonal violence · 2026 · senior author
Association between adolescent/adult non-consensual sexual experiences and anxiety among heterosexual and sexual diversity in Canada.
2026
The Development of the Paraphilic Disorders Short Screen (PDSS) and Its Examination in Diverse Populations: A Large, Multi-Nation Study
Sexual Abuse · 2026

All 137 publications

Latest funding

Unraveling the risk of psychopathology following childhood trauma: A multimodal approach to heterogeneity in trauma resolution patterns in adults with a history of abuse and neglect
CIHR · 2025 · Co-investigator
$677,026
Are we doing more harm? A mixed-method study of responses to couple sex therapy interventions in adults with a history of childhood sexual abuse and their partners
CIHR · 2023 · Nominated PI
$581,400
Trajectories of intimate relationships and sexual health from adolescence to early adulthood
CIHR · 2021 · Co-investigator
$638,775

All 4 grants and awards

137 publications.

Intimate Partner Violence and Perception of Partner Hostility During Conflict Among Young Adult Couples.

Daspe MÈ, Emond M, Ramos B, Brassard A, Vaillancourt-Morel MP

Journal of interpersonal violence20262 citationsSenior authorOpen Access

DOI: 10.1177/08862605251338790 PMID: 40401562

Association between adolescent/adult non-consensual sexual experiences and anxiety among heterosexual and sexual diversity in Canada.

Vanessa Beaulieu, Aurélie Michaud, Marie‐Pier Vaillancourt‐Morel, Sophie Bergeron, Mónika Koós, Léna Nagy, Zsolt Demetrovics, Shane W Kraus, Marc N. Potenza, Beáta Bőthe

2026Open Access

DOI: 10.13140/rg.2.2.35521.72803

The Development of the Paraphilic Disorders Short Screen (PDSS) and Its Examination in Diverse Populations: A Large, Multi-Nation Study

Mónika Koós, Léna Nagy, Shane W. Kraus, Marc N. Potenza, Zsolt Demetrovics, Johannes Fuss, Verena Klein, Yen‐Ling Chen, Rafael Ballester-Arnal, Dominik Batthyány, Sophie Bergeron, Joël Billieux, Peer Briken, J Julius Burkauskas, Georgina Cardenas-López, Joana Carvalho, Jesús Castro-Calvo, Lijun Chen, Giacomo Ciocca, Ornella Corazza, Rita I. Csákó, David P. Fernandez, Elaine F. Fernandez, Hironobu Fujiwara, Roman Gabrhelík, Ateret Gewirtz‐Meydan, Biljana Gjoneska, Mateusz Gola, Joshua B. Grubbs, Hashim Talib Hashim, et al. (68 authors)

Sexual Abuse2026Open Access

DOI: 10.1177/10790632261438676 PMID: 42295117

Perceived Partner Responsiveness Is Associated With Adolescent Sexual Wellbeing Over 1 Year.

Couture S, Dion J, Girouard A, Vaillancourt-Morel MP, Paquette MM, O'Sullivan LF, Bergeron S

Journal of adolescence2026Open Access

DOI: 10.1002/jad.70109 PMID: 41531127

Understanding diversity in mental health outcomes of child maltreatment in Canada: A latent class analysis

Rachel Langevin, Sebastian Kay, Sophie Bergeron, Marie‐Pier Vaillancourt‐Morel, Léna Nagy, Mónika Koós, Shane Winfield Kraus, Marc Nicholas Potenza, Zsolt Demetrovics, Beáta Bőthe

SSRN Electronic Journal2026Open Access

DOI: 10.2139/ssrn.7173685

Associations Between Frequency, Motivations, and Problematic Pornography Use and Sexual Well-Being: A Dyadic Prospective Study Among Couples

Beáta Bőthe, Marie‐Pier Vaillancourt‐Morel, Anaïka François, Aurélie Michaud, Émilie Gaudet, Alice Girouard, Sophie Bergeron

Archives of Sexual Behavior2026

DOI: 10.1007/s10508-026-03505-2 PMID: 42745139

Identification and comprehensive characterization of moral disapproval and behavioral dysregulation-based pornography-use profiles across 42 countries

Beáta Bőthe, István Tóth‐Király, Nevena Popova, Léna Nagy, Mónika Koós, Zsolt Demetrovics, Marc Nicholas Potenza, Shane Winfield Kraus, Rafael Ballester‐Arnal, Dominik Batthyány, Sophie Bergeron, Joël Billieux, Peer Briken, Julius Burkauskas, Georgina Cárdenas‐López, Joana Carvalho, Jesús Castro‐Calvo, Lijun Chen, Giacomo Ciocca, Ornella Corazza, Rita I. Csákó, Andrea Czakó, David P. Fernandez, Elaine Frances Fernandez, Hironobu Fujiwara, Johannes Fuß, Roman Gabrhelík, Ateret Gewirtz‐Meydan, Biljana Gjoneska, Mateusz Kazimierz Gola, et al. (71 authors)

Journal of Behavioral Addictions202517 citationsOpen Access

DOI: 10.1556/2006.2024.00054 PMID: 39945767

Sexual satisfaction across cultures, genders, languages, and sexual orientations: Validation of the Global Measure of Sexual Satisfaction.

Marie‐Michèle Paquette, Sophie Bergeron, Noémie Bigras, Mónika Koós, Léna Nagy, Shane Winfield Kraus, Zsolt Demetrovics, Marc Nicholas Potenza, Rafael Ballester‐Arnal, Dominik Batthyány, Joël Billieux, Peer Briken, Julius Burkauskas, Georgina Cárdenas‐López, Joana Carvalho, Jesús Castro‐Calvo, Lijun Chen, Giacomo Ciocca, Ornella Corazza, Rita I. Csákó, David P. Fernandez, Elaine Frances Fernandez, Hironobu Fujiwara, Johannes Fuß, Roman Gabrhelík, Ateret Gewirtz‐Meydan, Biljana Gjoneska, Mateusz Kazimierz Gola, Joshua Briggs Grubbs, Hashim Talib Hashim, et al. (70 authors)

Psychology of Sexual Orientation and Gender Diversity20258 citations

DOI: 10.1037/sgd0000774

Motives for pornography use and women's sexual wellbeing: Insights from a 42-country study

Ateret Gewirtz‐Meydan, Hagit Feder, Léna Nagy, Mónika Koós, Shane Winfield Kraus, Zsolt Demetrovics, Marc Nicholas Potenza, Rafael Ballester‐Arnal, Dominik Batthyány, Sophie Bergeron, Joël Billieux, Peer Briken, Julius Burkauskas, Georgina Cárdenas‐López, Joana Carvalho, Jesús Castro‐Calvo, Lijun Chen, Giacomo Ciocca, Ornella Corazza, Rita I. Csákó, David P. Fernandez, Elaine Frances Fernandez, Hironobu Fujiwara, Johannes Fuß, Roman Gabrhelík, Biljana Gjoneska, Mateusz Kazimierz Gola, Joshua Briggs Grubbs, Hashim Talib Hashim, Md. Saiful Islam, et al. (70 authors)

Journal of Behavioral Addictions20258 citationsOpen Access

DOI: 10.1556/2006.2024.00040 PMID: 39945771

Sexual Assertiveness Across Cultures, Genders, and Sexual Orientations: Validation of the Short Sexual Assertiveness Questionnaire (SAQ-9)

Léna Nagy, Mónika Koós, Shane Winfield Kraus, Zsolt Demetrovics, Marc Nicholas Potenza, Rafael Ballester‐Arnal, Dominik Batthyány, Sophie Bergeron, Joël Billieux, Peer Briken, Julius Burkauskas, Georgina Cárdenas‐López, Joana Carvalho, Jesús Castro‐Calvo, Lijun Chen, Ji‐Kang Chen, Giacomo Ciocca, Ornella Corazza, Rita I. Csákó, David P. Fernandez, Hironobu Fujiwara, Elaine Frances Fernandez, Johannes Fuß, Roman Gabrhelík, Ateret Gewirtz‐Meydan, Biljana Gjoneska, Mateusz Kazimierz Gola, Joshua Briggs Grubbs, Hashim Talib Hashim, Md. Saiful Islam, et al. (68 authors)

Assessment20258 citations

DOI: 10.1177/10731911241312757 PMID: 40099831

Unraveling the risk of psychopathology following childhood trauma: A multimodal approach to heterogeneity in trauma resolution patterns in adults with a history of abuse and neglect

Co-investigatorCIHR2025Project Grant

Principal investigators: Berthelot, Nicolas

Keywords: Child Abuse And Neglect; Childhood Trauma; Developmental Psychopathology; Emotion Regulation; Mental Health; Mentalization; Psychiatric Disorders; Psychophysiological; Resilience; Sociocognitive

$677,026

Are we doing more harm? A mixed-method study of responses to couple sex therapy interventions in adults with a history of childhood sexual abuse and their partners

Nominated PICIHR2023Project Grant

Principal investigators: Vaillancourt-Morel, Marie-Pier; Daspe, Marie-Eve

Keywords: Childhood Maltreatment; Childhood Sexual Abuse; Couple; Emotional Responses; Gender Identities And Expressions; In-Lab Task; Intersectional Discrimination; Mixed-Method Design; Sex Therapy; Sexual Health

$581,400

Trajectories of intimate relationships and sexual health from adolescence to early adulthood

Co-investigatorCIHR2021Project Grant

Principal investigators: Bergeron, Sophie; Dion, Jacinthe

Keywords: Adolescence; Emerging Adulthood; Intimate Relationships; Longitudinal; Protective Factors; Risk Factors; Sexual Health; Trajectories; Victimization; Violence

$638,775

La sexualité à l'âge adulte d'hommes agressés sexuellement en bas âge

Principal investigatorSSHRC2013

Principal investigators: Vaillancourt-Morel, Marie-Pier

Keywords: impact des traumatismes sexuels; motivations sexuelles; différences hommes-femmes; sexualité; survivant adulte; abus sexuel en enfance

$40,000

From public funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998 with their latest competition results, the Canada Foundation for Innovation, Genome Canada, the Canadian Space Agency, Canada Research Chairs, the Fonds de recherche du Québec, Ontario research funding, Michael Smith Health Research BC, the Canadian Cancer Society, Heart & Stroke and Brain Canada.

Write to this professor

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Applying for

Paper to mentionMention their CIHR grant from 2023

Subject: Prospective PhD student: childhood maltreatment Dear Professor Vaillancourt-Morel, My name is [your name], and I am a [your current degree or role] at [your institution]. I am applying for a PhD position starting in [term and year]. I read your paper "Intimate Partner Violence and Perception of Partner Hostility During Conflict Among Young Adult Couples." (2026), and it connects closely to my own work on [your research topic]. [One or two sentences on what you did and what you learned.] I also saw your CIHR-funded project "Are we doing more harm? A mixed-method study of responses to couple sex therapy interventions in adults with a history of childhood sexual abuse and their partners" (2023), and I would be glad to contribute to work in that direction. Are you accepting new PhD students for [term and year]? I have attached my CV and transcripts, and I would be glad to talk at a time that suits you. Thank you for your time. Kind regards, [your name]

Profile data last refreshed on September 29, 2026 from the university directory, publication records and public research funding records.

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Marie-Pier Vaillancourt-Morel

Research

Latest papers

Latest funding

Intimate Partner Violence and Perception of Partner Hostility During Conflict Among Young Adult Couples.

Association between adolescent/adult non-consensual sexual experiences and anxiety among heterosexual and sexual diversity in Canada.

The Development of the Paraphilic Disorders Short Screen (PDSS) and Its Examination in Diverse Populations: A Large, Multi-Nation Study

Perceived Partner Responsiveness Is Associated With Adolescent Sexual Wellbeing Over 1 Year.

Understanding diversity in mental health outcomes of child maltreatment in Canada: A latent class analysis

Associations Between Frequency, Motivations, and Problematic Pornography Use and Sexual Well-Being: A Dyadic Prospective Study Among Couples

Identification and comprehensive characterization of moral disapproval and behavioral dysregulation-based pornography-use profiles across 42 countries

Sexual satisfaction across cultures, genders, languages, and sexual orientations: Validation of the Global Measure of Sexual Satisfaction.

Motives for pornography use and women's sexual wellbeing: Insights from a 42-country study

Sexual Assertiveness Across Cultures, Genders, and Sexual Orientations: Validation of the Short Sexual Assertiveness Questionnaire (SAQ-9)

Unraveling the risk of psychopathology following childhood trauma: A multimodal approach to heterogeneity in trauma resolution patterns in adults with a history of abuse and neglect

Are we doing more harm? A mixed-method study of responses to couple sex therapy interventions in adults with a history of childhood sexual abuse and their partners

Trajectories of intimate relationships and sexual health from adolescence to early adulthood

La sexualité à l'âge adulte d'hommes agressés sexuellement en bas âge

Frequent collaborators

Sophie Bergeron

Natacha Godbout

Marie-Ève Daspe

Natalie Rosen

Audrey Brassard

Jacinthe Dion

Yvan Lussier

Noémie Bigras

Katherine Péloquin

Myriam Dubé

Christiane Bergeron-Leclerc

Eve Pouliot

Danielle Maltais

Claudiane Ouellet-Plamondon

Marie-Hélène Morin

Lara Maillet

Jacques Cherblanc

Andrée-Anne Marchand

Oscar Labra

Anne Gravel

Marilou Côté