This profile is built from public research funding records (CIHR, NSERC and SSHRC) and PubMed. We have not imported them from a Université de Montréal directory, so their courses may be missing. Find their university profile.
Research
Latest papers
Partnering with trans and gender diverse youth in health care research: considerations for safe and meaningful engagement.
Journal of clinical epidemiology · 2026 · first author
Mental health status of sexually diverse youth at age 23: Cross-sectional data from the Quebec Longitudinal Study of Child Development.
Canadian journal of public health = Revue canadienne de sante publique · 2026
Exploring How Cannabis Use Featured in the Mental Health Experiences and Daily Lives of Queer, Non-Binary, and Trans Youth in the Early Phases of the COVID-19 Pandemic: A Mixed-Methods Study in Canada.
Journal of homosexuality · 2026 · first author
Latest funding
- $2,399,100
Cannabis use-related harms on neurocognition and mental health: harnessing long-term longitudinal cohorts to study persistence, recovery, risk and resilience.
CIHR · 2026 · Co-investigator
- $150,000
The Plurealities Collaborative: A Partnership Model for Transgender Youth Health Research
CIHR · 2025 · Principal investigator
- $50,000
An integrated strategy for research, service improvement and knowledge dissemination to support gender diverse youth in Québec
CIHR · 2024 · Nominated PI
11 publications.
Partnering with trans and gender diverse youth in health care research: considerations for safe and meaningful engagement.
London-Nadeau K, Rioux C, Raun N, Julien P, Chadi N
Mental health status of sexually diverse youth at age 23: Cross-sectional data from the Quebec Longitudinal Study of Child Development.
Martineau A, MacNeil S, Iyer SN, London-Nadeau K, Anzarouth L, Chartrand É, Colman I, Orri M, Chadi N, Ouellet-Morin I, Ryan NC, Sansfaçon AP, Juster RP, Geoffroy MC
Exploring How Cannabis Use Featured in the Mental Health Experiences and Daily Lives of Queer, Non-Binary, and Trans Youth in the Early Phases of the COVID-19 Pandemic: A Mixed-Methods Study in Canada.
London-Nadeau K, McKenzie S, Carson A, Ferlatte O, Knight R, Coulaud PJ
Scapegoated communities, shared struggles: A call for solidarity with people who use drugs and queer and trans people.
London-Nadeau K, Barborini C, Haines-Saah R, Bazarov M, Bristowe S, Khorkhordina M, Lemay-Gaulin M, Gorka C, Juster RP, D'Alessio H, Chadi N
Beyond struggle: A strengths-based qualitative study of cannabis use among queer and trans youth in Québec.
London-Nadeau K, Lafortune C, Gorka C, Lemay-Gaulin M, Séguin J, Haines-Saah R, Ferlatte O, Chadi N, Juster RP, Bristowe S, D'Alessio H, Bernal L, Ellis-Durity K, Barbosa J, Da Costa De Carlos LAAC, Castellanos Ryan N
Barriers and opportunities in community-led cannabis research: Group reflections from a queer and trans youth-led research project.
London-Nadeau K, Lafortune C, Gorka C, Lemay-Gaulin M, D'Alessio H, Bristowe S, Castellanos Ryan N
Exploring whether measuring gender in pregnancy research results in participant loss.
Bissa MB, London-Nadeau K, Juster RP, Rioux C
Gender-inclusive research instructions in author submission guidelines: insufficient for gender-inclusive obstetrics and gynecology research.
Rioux C, London-Nadeau K, Tomfohr-Madsen L, Juster RP
Sex and gender measurement for scientific rigor and data harmonization across studies.
Rioux C, London-Nadeau K, Juster RP
Gender-inclusive writing for epidemiological research on pregnancy.
Rioux C, Weedon S, London-Nadeau K, Paré A, Juster RP, Roos LE, Freeman M, Tomfohr-Madsen LM
Cannabis use-related harms on neurocognition and mental health: harnessing long-term longitudinal cohorts to study persistence, recovery, risk and resilience.
Principal investigators: Castellanos Ryan, Natalie; Chadi, Nicholas; Bellec, Pierre; Lippé, Sarah; Orri, Massimiliano
Keywords: Cannabis; Early Onset; Mental Health; Neurocognition; Sex And Gender; Sexual Diversity
The Plurealities Collaborative: A Partnership Model for Transgender Youth Health Research
Principal investigators: Chadi, Nicholas; Roger, Antoine; London-Nadeau, Kira; Pullen Sansfaçon, Annie M
Keywords: Gender Diverse Youth; Gender Identity-Related Care; Health Equity; Healthcare Services; Intersectoral Partnership; Knowledge Mobilization; Mental Health; Patient-Partnership; Strategy For Patient Oriented Research; Transgender Youth
An integrated strategy for research, service improvement and knowledge dissemination to support gender diverse youth in Québec
Principal investigators: London-Nadeau, Kira; Mouafo, Sandra; Chadi, Nicholas
Keywords: Health Equity; Healthcare Services And Delivery; Healthcare Systems; Pediatric Medicine; Québec; Transgender And Gender Diverse Youth; Transgender Healthcare
Exploring cannabis use and mental health in sexually and gender diverse youth: A qualitative, community-based study
Principal investigators: Castellanos Ryan, Natalie; D'Alessio, Heather
Keywords: Cannabis; Gender; Lgbt+; Mental Health; Sex; Sexual Orientation
The role of age of cannabis use onset in the developmental pathways leading to substance use problems by early adulthood: key mediators and moderators.
Principal investigators: Castellanos Ryan, Natalie
Keywords: Age Of Onset; Cannabis; Longitudinal; Mediators; Moderators; Substance Use Problems
Developing Cannabis Education and Harm Reduction Messages with Youth: A qualitative youth engagement research project (TRACE V)
Principal investigators: Haines-Saah, Rebecca J; Ponic, Pamela L; Jenkins, Emily K
Keywords: Cannabis; Harm Reduction; Health Inequities; Qualitative Methodology; Substance Use Education; Youth
From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.
Frequent collaborators
- Psychiatry
- Radiology
- Community Health Sciences
- School of Epidemiology and Public Health
- Criminologie
- Psychology
- Educational and Counselling Psychology
- Other
Co-authors at Université de Montréal, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.
Rebecca Haines-Saah
Community Health Sciences
2 shared papers, latest 2025
Charlie Rioux
Radiology
2 shared papers, latest 2022
Massimiliano Orri
Faculty
1 shared papers, latest 2026
Isabelle Ouellet-Morin
Psychology
1 shared papers, latest 2026
Natalie Castellanos Ryan
Psycho-éducation
1 shared papers, latest 2025
Marie-Claude Geoffroy
Psychiatry
1 shared papers, latest 2026
Ian Colman
School of Epidemiology and Public Health
1 shared papers, latest 2026
Massimiliano Orri
Psychiatry
1 shared papers, latest 2026
Nicholas Chadi
Pédiatrie
1 shared papers, latest 2026
Lianne Tomfohr-Madsen
Educational and Counselling Psychology
1 shared papers, latest 2023
Isabelle Ouellet-Morin
Faculty
1 shared papers, latest 2026
Natalie Castellanos Ryan
Psychiatry
1 shared papers, latest 2025
Isabelle Ouellet-Morin
Criminologie
1 shared papers, latest 2026
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