This profile is built from public research funding records (CIHR, NSERC and SSHRC) and PubMed. We have not imported them from a University of Toronto directory, so their courses and email address may be missing. Find their university profile.
Research
Latest papers
Recent hydromorphone injection and risk of incident infective endocarditis among people who inject drugs in Toronto, Canada: a cohort study.
Harm reduction journal · 2026 · senior author
How do we understand the value of drug checking as a component of harm reduction services? A qualitative exploration of client and provider perspectives.
Harm reduction journal · 2024
"2.5 g, I could do that before noon": a qualitative study on people who use drugs' perspectives on the impacts of British Columbia's decriminalization of illegal drugs threshold limit.
Substance abuse treatment, prevention, and policy · 2023
Latest funding
- $120,000
Evaluating the impact of drug policy shifts on overdose mortality and other harms: a multiphase mixed-methods study of people who use drugs in Toronto during a period of rapid policy change
CIHR · 2025 · Supervisor
- $1,591,200
The Toronto Youth Equity and Substances (TYES) Study: Investigating Substance Use-Related Social and Clinical Outcomes among Youth Experiencing Homelessness
CIHR · 2025 · Principal investigator
- $1,453,500
Development and validation of a novel point-of-care technology for rapid non-targeted identification of emerging threats in North American drug markets
CIHR · 2025 · Nominated PI
5 publications.
Recent hydromorphone injection and risk of incident infective endocarditis among people who inject drugs in Toronto, Canada: a cohort study.
Bakewell N, Bouck Z, Greenwald ZR, Upham K, Warren CM, Birck MG, Moura CS, Bernatsky S, Neville A, Gomes T, Werb D
How do we understand the value of drug checking as a component of harm reduction services? A qualitative exploration of client and provider perspectives.
Moran L, Ondocsin J, Outram S, Ciccarone D, Werb D, Holm N, Arnold EA
"2.5 g, I could do that before noon": a qualitative study on people who use drugs' perspectives on the impacts of British Columbia's decriminalization of illegal drugs threshold limit.
Ali F, Russell C, Greer A, Bonn M, Werb D, Rehm J
Detection of synthetic cannabinoid adulteration in the unregulated drug supply in three Canadian settings.
Ti L, Tobias S, Maghsoudi N, Milloy MJ, McDonald K, Shapiro A, Beriault D, Stefan C, Lysyshyn M, Werb D
The Spatial-Temporal Pattern of Policing Following a Drug Policy Reform: Triangulating Self-Reported Arrests With Official Crime Statistics.
Gaines TL, Werb D, Arredondo J, Alaniz VM, Vilalta C, Beletsky L
Evaluating the impact of drug policy shifts on overdose mortality and other harms: a multiphase mixed-methods study of people who use drugs in Toronto during a period of rapid policy change
Principal investigators: Gehring, Nicole D
Keywords: Drug Policy; Harm Reduction; Health Equity; Health Services Research; Mixed-Methods Research; Outcomes Evaluation; Overdose Crisis; People Who Use Drugs; Substance Use
The Toronto Youth Equity and Substances (TYES) Study: Investigating Substance Use-Related Social and Clinical Outcomes among Youth Experiencing Homelessness
Principal investigators: Karamouzian, Mohammad; Werb, Daniel M
Keywords: Health Equity; Homeless Youth; Prospective Cohort Studies; Substance Use Disorders
Development and validation of a novel point-of-care technology for rapid non-targeted identification of emerging threats in North American drug markets
Principal investigators: Werb, Daniel M
Keywords: Differential Pulse Voltammetry; Drug Checking Services; Harm Reduction; Machine Learning; Overdose Prevention
Initiating Meaningful Partnerships for Advocacy and Collaborative Training: The IMPACT initiative
Principal investigators: Karamouzian, Mohammad
Keywords: Overdose Epidemic; Patient-Oriented Research; People With Lived And Living Experience; Substance Use
Longitudinal Assessment of Outcomes Associated with Safer Supply of Prescription Medications among People Who Use Drugs
Principal investigators: Nafeh, Frishta
Keywords: Drug Policy; Harm Reduction; Health Services Research; Mixed-Methods Research; Opioid Epidemic; Outcomes Evaluation; Overdose; People Who Use Drugs; Safer Supply; Substance Use
Preventing morbidity and mortality among people who inject drugs in the post-pandemic era: Modelling the impact of service restrictions during COVID-19 across three North American countries
Principal investigators: Werb, Daniel
Keywords: homelessness injection drug use overdose substance use treatment infectious disease transmission harm reduction community-based services dynamic modelling
The Ontario Canadian Research Initiative Node Team (OCRINT) Phase II Application
Principal investigators: Rehm, Jürgen T; LeBlanc, Sean J; Papadimitriou, Maria; Shahin, Rita M; Elton-Marshall, Tara E; Forchuk, Cheryl; Hopkins, Carol A; Le Foll, Bernard; Long, Dennis; Werb, Daniel M
Keywords: Harm Reduction; People With Lived And Living Experience; Prevention; Research; Substance Use; Treatment
Evaluation BC exemption re. possession of illegal drugs (Evaluation of the British Columbia Exemption to Allow for Personal Possession of Small Amounts of Illegal Drugs)
Principal investigators: Rehm, Jürgen T; Ali, Farihah; Linklater, Renee
Keywords: Addiction; Decriminalization Of Illicit Substance; Opioid
Prize 202203PJT - The Toronto Disparities, Overdose, and Treatment (T-DOT) Study: Investigating clinical outcomes among people who inject drugs during a period of rapid programmatic and policy change
Principal investigators: Werb, Daniel M
Keywords: Clinical Outcomes; Drug Decriminalization; Injectable Opioid Agonist Treatment; Overdose; People Who Inject Drugs; Safer Supply; Spatial Analysis
The Toronto Disparities, Overdose, and Treatment (T-DOT) Study: Investigating clinical outcomes among people who inject drugs during a period of rapid programmatic and policy change
Principal investigators: Werb, Daniel M
Keywords: Clinical Outcomes; Drug Decriminalization; Injectable Opioid Agonist Treatment; Overdose; People Who Inject Drugs; Safer Supply; Spatial Analysis
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
- Sasha Bernatsky and Sasha Bernatsky: 313 shared papers
- Lianping Ti and Mark Lysyshyn: 20 shared papers
- Farihah Ali and Alissa Greer: 4 shared papers
- Sasha Bernatsky and Daniel Werb: 1 shared paper
- Sasha Bernatsky and Tara Gomes: 1 shared paper
- Sasha Bernatsky and Daniel Werb: 1 shared paper
- Sasha Bernatsky and Tara Gomes: 1 shared paper
- Daniel Werb and Tara Gomes: 1 shared paper
- Daniel Werb and Lianping Ti: 1 shared paper
- Daniel Werb and Mark Lysyshyn: 1 shared paper
- Daniel Werb and Farihah Ali: 1 shared paper
- Daniel Werb and Alissa Greer: 1 shared paper
- Daniel Werb and Daniel Beriault: 1 shared paper
- Tara Gomes and Farihah Ali: 1 shared paper
- Tara Gomes and Alissa Greer: 1 shared paper
- Lianping Ti and Daniel Beriault: 1 shared paper
- Mark Lysyshyn and Daniel Beriault: 1 shared paper
- Medicine
- Li Ka Shing Knowledge
- Criminology
- Department of Laboratory Medicine and Pathobiology
- Social & Behavioural Health Sciences Division
- Emergency Medicine
- Psychosocial Oncology and Palliative Care
- Other
Co-authors at University of Toronto, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.
Tara Gomes
Psychosocial Oncology and Palliative Care
1 shared papers, latest 2026
Lianping Ti
Medicine
1 shared papers, latest 2021
Mark Lysyshyn
Emergency Medicine
1 shared papers, latest 2021
Farihah Ali
Social & Behavioural Health Sciences Division
1 shared papers, latest 2023
Alissa Greer
Criminology
1 shared papers, latest 2023
Daniel Beriault
Department of Laboratory Medicine and Pathobiology
1 shared papers, latest 2021
Sasha Bernatsky
Medicine
1 shared papers, latest 2026
Sasha Bernatsky
Faculty
1 shared papers, latest 2026
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