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David Gratzer

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Associate ProfessorDepartment of PsychiatryUniversity of Toronto

David Gratzer

Associate Professor

Department of Psychiatry

Temerty Faculty of Medicine

University of Toronto

Toronto, Ontario, Canada

Supervision signals

Professors usually supervise graduate students in their department's programs.
13 publications in the last five years, latest in 2026.
Senior (last) author on 1 recent paper, a sign of leading a research group.

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Academic metrics

Publications

769

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

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Signals and details

Research

Read how they describe their research on their University of Toronto profile.

Latest papers

From Promise to Practice: Artificial Intelligence in Psychiatry and the Path to Clinical Impact.
Canadian journal of psychiatry. Revue canadienne de psychiatrie · 2026 · senior author
Clinician's Corner: Chatbots for Psychotherapy.
Canadian journal of psychiatry. Revue canadienne de psychiatrie · 2026 · first author
A Digital Dialectical Behaviour Therapy Intervention for Acute Suicidality in Psychiatric Inpatients: A Feasibility Randomised Controlled Study: Intervention numérique en thérapie comportementale dialectique en cas de suicidabilité aiguë de patients hospitalisés en psychiatrie : Étude de faisabilité contrôlée à répartition aléatoire
Canadian Journal of Psychiatry · 2025

All 21 publications

Latest funding

Experiences of suicide-related thoughts and behaviours during the COVID-19 pandemic: A pan-Canadian qualitative study
CIHR · 2021 · Co-investigator
$499,971
Non-Inferiority Trial Comparing Online and On-site Cognitive Behaviour Therapy in Major Depressive Disorder
CIHR · 2019 · Co-investigator
$677,025

All 2 grants and awards

21 publications.

From Promise to Practice: Artificial Intelligence in Psychiatry and the Path to Clinical Impact.

Nunez JJ, Gratzer D

Canadian journal of psychiatry. Revue canadienne de psychiatrie2026Senior author

DOI: 10.1177/07067437261483431 PMID: 42736623

Clinician's Corner: Chatbots for Psychotherapy.

Gratzer D, Torous J, Lustig A, Gratzer E

Canadian journal of psychiatry. Revue canadienne de psychiatrie2026First author

DOI: 10.1177/07067437261461955 PMID: 42360094

A Digital Dialectical Behaviour Therapy Intervention for Acute Suicidality in Psychiatric Inpatients: A Feasibility Randomised Controlled Study: Intervention numérique en thérapie comportementale dialectique en cas de suicidabilité aiguë de patients hospitalisés en psychiatrie : Étude de faisabilité contrôlée à répartition aléatoire

Jones BDM, Kittur ME, Mak MSB, Wang W, Zaheer J, McMain S, Husain MO, Sonley A, Gratzer D, Mulsant BH

Canadian Journal of Psychiatry20254 citationsOpen Access

DOI: 10.1177/07067437251337607

Inpatient Treatment of Suicidality: A Systematic Review of Clinical Trials.

Abdolizadeh A, Jones BDM, Hosseini Kupaei M, Shah A, Rodak T, Farooqui S, Husain MO, Weissman CR, Zaheer J, Gratzer D, Blumberger DM, Husain MI

The Journal of clinical psychiatry20252 citations

DOI: 10.4088/jcp.24r15382 PMID: 39832343

Understanding Canadian experiences of suicidality during the COVID-19 pandemic: protocol of a pan-Canadian qualitative study.

Baharikhoob P, Hollenberg E, Cuperfain AB, Rudoler D, Nicoll G, Blumberger D, Bolton J, Chartier GB, Crawford A, Furqan Z, Gajaria A, Gratzer D, Hatcher S, Husain MI, Kurdyak P, Lam JSH, Lavergne MR, Marshall EG, Mulsant B, Reid N, Schütz CG, Stergiopoulos V, Zaheer J

BMJ open2025Open Access

DOI: 10.1136/bmjopen-2025-100048 PMID: 41005773

Canadian Network for Mood and Anxiety Treatments (CANMAT) 2023 Update on Clinical Guidelines for Management of Major Depressive Disorder in Adults: Réseau canadien pour les traitements de l'humeur et de l'anxiété (CANMAT) 2023 : Mise à jour des lignes directrices cliniques pour la prise en charge du trouble dépressif majeur chez les adultes

Lam RW, Kennedy SH, Adams C, Bahji A, Beaulieu S, Bhat V, Blier P, Blumberger DM, Brietzke E, Chakrabarty T

Canadian Journal of Psychiatry2024402 citationsOpen Access

DOI: 10.1177/07067437241245384

Marked Increase in Amphetamine-Related Emergency Department Visits and Inpatient Admissions in Toronto, Canada, 2014–2021

Tardelli VS, Johnstone S, Xu B, Kim S, Kim HK, Gratzer D, George TP, Le Foll B, Castle DJ

Canadian Journal of Psychiatry202319 citationsOpen Access

DOI: 10.1177/07067437221125302

The Role of Daily Steps in the Treatment of Major Depressive Disorder: Secondary Analysis of a Randomized Controlled Trial of a 6-Month Internet-Based, Mindfulness-Based Cognitive Behavioral Therapy Intervention for Youth.

Dang K, Ritvo P, Katz J, Gratzer D, Knyahnytska Y, Ortiz A, Walters C, Attia M, Gonzalez-Torres C, Lustig A, Daskalakis Z

Interactive journal of medical research202314 citationsOpen Access

DOI: 10.2196/46419 PMID: 38064262

Therapist Feedback and Implications on Adoption of an Artificial Intelligence-Based Co-Facilitator for Online Cancer Support Groups: Mixed Methods Single-Arm Usability Study.

Leung YW, Ng S, Duan L, Lam C, Chan K, Gancarz M, Rennie H, Trachtenberg L, Chan KP, Adikari A, Fang L, Gratzer D, Hirst G, Wong J, Esplen MJ

JMIR cancer202312 citationsOpen Access

DOI: 10.2196/40113 PMID: 37294610

Brief App-Based Cognitive Behavioral Therapy for Anxiety Symptoms in Psychiatric Inpatients: Feasibility Randomized Controlled Trial.

Sharma G, Schlosser L, Jones BDM, Blumberger DM, Gratzer D, Husain MO, Mulsant BH, Rappaport L, Stergiopoulos V, Husain MI

JMIR formative research202228 citationsOpen Access

DOI: 10.2196/38460 PMID: 36322113

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

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David Gratzer

Research

Latest papers

Latest funding

From Promise to Practice: Artificial Intelligence in Psychiatry and the Path to Clinical Impact.

Clinician's Corner: Chatbots for Psychotherapy.

Inpatient Treatment of Suicidality: A Systematic Review of Clinical Trials.

Understanding Canadian experiences of suicidality during the COVID-19 pandemic: protocol of a pan-Canadian qualitative study.

Marked Increase in Amphetamine-Related Emergency Department Visits and Inpatient Admissions in Toronto, Canada, 2014–2021

The Role of Daily Steps in the Treatment of Major Depressive Disorder: Secondary Analysis of a Randomized Controlled Trial of a 6-Month Internet-Based, Mindfulness-Based Cognitive Behavioral Therapy Intervention for Youth.

Therapist Feedback and Implications on Adoption of an Artificial Intelligence-Based Co-Facilitator for Online Cancer Support Groups: Mixed Methods Single-Arm Usability Study.

Brief App-Based Cognitive Behavioral Therapy for Anxiety Symptoms in Psychiatric Inpatients: Feasibility Randomized Controlled Trial.

Experiences of suicide-related thoughts and behaviours during the COVID-19 pandemic: A pan-Canadian qualitative study

Non-Inferiority Trial Comparing Online and On-site Cognitive Behaviour Therapy in Major Depressive Disorder

Frequent collaborators

Muhammad Husain

Daniel Blumberger

Benoit Mulsant

Vicky Stergiopoulos

Juveria Zaheer

Gillian Strudwick

Brett Jones

Graeme Hirst

Jiahui Wong

Andrew Lustig

Sanjeev Sockalingam

Zafiris Daskalakis

Jacqueline Bender

Jackie Bender

Raymond Lam

Lakshmi Yatham

David Rodie

Nisha Ravindran

Tariq Munshi

Nadine Reid

C. Adams

Simone Vigod

Stan Kutcher

Simon Hatcher

Christian Schütz

Daniel Mueller