Dr. Samuel Bourassa‑Blanchette is a dual‑certified Infectious Diseases Physician and Medical Microbiologist currently serving as Chief Medical Information Officer and Clinical Assistant Professor with Newfoundland and Labrador Health Services. With a foundation in internal medicine, medical microbiology, and infectious diseases, Dr. Bourassa‑Blanchette completed medical training at McGill University, followed by postgraduate education at the University of Ottawa and the University of Calgary. Further advancing his expertise, he earned a Master of Education from the University of Ottawa.
He is committed to excellence in both patient care and academic medicine and shows a professional interest in accreditation and Digital Health.
Dr. Jason Brophy is Chief of Pediatric Infectious Diseases at the Children’s Hospital of Eastern Ontario, and Associate Professor of Pediatrics at the University of Ottawa. His main areas of research and clinical practice focus on pediatric/perinatal HIV and other congenital infections. He also works part time for the Clinton Health Access Initiative supporting pediatric HIV care in Southeast Asia and West Africa, and as a part-time consultant for the tuberculosis program in Nunavut.
Dr. Marthe Charles is the division head of Medical Microbiology and Infection Prevention and Control at Vancouver Coastal Health and a clinical associate professor in the Department of Pathology and Laboratory Medicine at the University of British Columbia. She graduated with a bachelor’s degree in microbiology and immunology, a master’s degree in microbiology and a medical degree from Université de Montreal before completing her residency at the University of Alberta. Her research is focused on molecular diagnostic and infection control.
Dr. Jeannette Comeau is an Associate Professor at Dalhousie University, Department of Pediatrics, Division of Infectious Diseases, a pediatric infectious diseases physician at IWK Health, and an investigator at the Canadian Centre for Vaccinology. Her primary research interests lie in vaccine policy and safety. She is the site investigator for the Canadian Immunization Research Network Special Immunization Clinic network and IMPACT. She is co-chair of the International Pediatric Association, Program Area Committee on Immunization and the AMMI liaison representative to the National Advisory Committee on Immunization. In addition to her research in Vaccinology, she is the Medical Director, Infection Prevention and Control, and Medical Lead, Antimicrobial Stewardship, at IWK Health, as well as Program Director for the Dalhousie University Pediatric Infectious Diseases Subspecialty Residency Training Program. She is a member of the AMMI’s Pediatrics Committee and National Curriculum Committee.
Dr. Coutlée is professor Emeritus in the department of Microbiology, Infectiology and Immunology of the Faculty of Medicine of the University of Montreal. He was a practicing physicien at le Centre Hospitalier de l’Université de Montréal in Clinical Microbiology and Infectious Diseases. His research team has developed since 1990 a research program supported by national research grants on HPV infection especially in the fields of molecular epidemiology, diagnostics and vaccination, that led to the publication of 324 scientific publications and reports.
Dr. David Croitoru is a full-time Clinician Investigator at the University of Toronto and is cross appointed to University Health Network, Women’s College Hospital and Baycrest Hospital. He is the medical lead of the Pyoderma Gangrenosum and Hidradenitis Suppurativa Surgery Clinics at Women’s College Hospital, where he is the principal investigator for phase III randomized control trials and translational research. To further resident engagement with research, he is the co-chair of CIHR-funded SKiN Canada’s trainee development committee and co-chair of SPoT (Skin Pathophysiology Therapeutics).
Dr. Soma Dalai completed medical school and internal medicine at UBC, Vancouver and ID fellowship at Queen’s University, Kingston. She has called Saskatoon, Vancouver, Kingston, and most recently Waterloo home. During fellowship, she also completed a DTMH at the Gorgas Institute in Peru. She is excited to reflect on her first year of practice as an ID/IM locum, and experiences working in three provinces.
Peter Daley MD MSc FRCPC DTM+H is an infectious diseases physician and clinical researcher. He is Associate Professor of Medicine at Memorial University.
His Internal Medicine residency was completed at Queen’s University, and Infectious Diseases fellowship training at the University of Calgary. He completed a Diploma in Tropical Medicine and Hygiene at the Gorgas Memorial Institute in Lima, Peru. He went on to Medical Microbiology fellowship training at McMaster University, where he completed a research fellowship in molecular mycobacteriology. He completed a Master’s in Science in Clinical Epidemiology at Memorial University. He lived and worked in India for three years at the Christian Medical College Vellore, focusing on tuberculosis diagnosis and treatment. He was awarded the Memorial University Dean’s award in research excellence for junior faculty in 2016.
His clinical practice involves clinical trials and observational research in bacterial and viral infections, diagnostics and antimicrobial resistance.
Dr. Dingle is a clinical microbiologist at Alberta Precision Laboratories and a Clinical Associate Professor at the University of Calgary. Dr. Dingle oversees the reference mycology laboratory and AMR surveillance at the Public Health Laboratory.
Dr. Dufresne is head of the Mycology Laboratory at the Public Health Laboratory of the Province of Quebec since 2012. He completed his MSc and PhD in microbiology/genomics at McGill University, followed by a postdoc in industrial fungal genomics. Dr. Dufresne has been actively involved with CLSI since 2013 and currently serves as the vice chair of the Antifungal Susceptibility Subcommittee. He also chairs the Canadian Public Health Laboratory Network (CPHLN) Mycology working group. His research interests include antifungal resistance, molecular and genomics diagnostics of fungal infections, namely that of Candida auris and risk group 3 dimorphic fungi.
Brody Duncan is a Medical Microbiologist and Infectious Disease Physician at Hamilton Health Sciences, and Assistant Professor at McMaster University. Brody has a BSc in Microbiology and Immunology from McGill and completed his medical degree and residency training at McMaster. He is the lead for Pediatric Microbiology, providing support for clinical care, infection control, and microbiology research at McMaster Children’s Hospital. His research interests include the use of bioinformatics tools like Whole Genome Sequencing to predict antimicrobial resistance, and he is currently completing a part-time Master’s degree in the lab of Dr. Andrew McArthur. Brody is keenly interested in medical education and is the current Program Director for the Medical Microbiology Residency Program at McMaster University.
Dr. Jessica Dunn is a pediatric infectious diseases physician at Alberta Children’s Hospital and Clinical Assistant Professor in the Department of Pediatrics at the University of Calgary. She serves as a Medical Officer in Infection Prevention and Control (IPC) for Alberta Health Services, helping guide outbreak responses and shaping provincial policies across pediatric, neonatal, and obstetric care settings.
Her academic work focuses on advancing the diagnosis, screening, and outcomes of congenital cytomegalovirus (cCMV). She is internationally recognized for her contributions to cCMV screening and advocacy, including her role as Medical Lead for the Newborn Screening Ontario cCMV program – the first population based cCMV screen globally. She serves as Vice-Chair of the Canadian Network for Congenital CMV Research and is a co-investigator on multiple CIHR-funded studies focused on improving outcomes for cCMV affected children.
Catalina Friesen is a Low German Speaking Mennonite born in Mexico and raised in Ontario Canada. Catalina is a Personal Support Worker working as a Low German Speaking Liaison at the Central Community Health Centre in St. Thomas alongside her Co-worker Carly Simpson NP. She translates between the clients and Carly Simpson NP on a mobile unit that she drives to a location in Aylmer Ontario 1 day per week. The Low German Mennonites come to the Mobile Unit as a walk-in clinic with any medical needs.
Dr. Scott Fung is Associate Professor of Medicine at the University of Toronto and the Director of Education for the Toronto Centre for Liver Disease, Francis Family Liver Clinic at Toronto General Hospital. He completed his training in Gastroenterology at University of Toronto and received postgraduate training in Hepatology at University of Michigan in Ann Arbor. He specializes in the management of hepatitis B, hepatitis C and hepatitis delta infections. His clinical interests include HBV antiviral resistance, HBV-related cirrhosis and hepatocellular carcinoma and functional cure.
Ronald F. Grossman is Professor of Medicine at the University of Toronto School of Medicine in Toronto, Ontario, and a community Respirologist in Thornhill, Ontario, Canada.
Dr. Grossman has published over 90 articles in a wide number of medical journals including New England Journal of Medicine, American Journal of Respiratory and Critical Care Medicine, American Journal of Medicine and Chest. His major research and teaching interests are in respiratory tract infections. He has participated in the creation of Canadian and American guidelines for the management of community-acquired pneumonia; Canadian guidelines for the management of hospital-acquired pneumonia; and Canadian and international guidelines for the management of acute exacerbations of chronic obstructive lung disease.
Dr. Rubayet Hasan is a Clinical Microbiologist at the Hamilton Regional Laboratory Medicine Program (HRLMP) and an Associate Professor at McMaster University. He provides clinical and scientific oversight of microbiological and molecular diagnostic testing services for infectious diseases and is actively involved in teaching and research activities. He has been a Diplomate of the American Board of Medical Microbiology (DABMM) and a Fellow of the Canadian College of Microbiology (FCCM) since 2015. He obtained his PhD in Cell and Molecular Biology from the Kyushu Institute of Technology, Japan, and subsequently worked as a postdoctoral researcher and clinical faculty member at several academic hospitals and educational institutions in the USA, Canada, and Qatar. Dr. Hasan has been engaged in clinical metagenomics research for over a decade now. He has authored more than 100 peer-reviewed publications and has served as a principal investigator or co-investigator on over 10 research grants. His current research focuses on the application of novel molecular technologies including NGS in infectious disease diagnosis and surveillance.
Dr. Hatchette is a Medical Microbiologist and infectious diseases physician and a Professor in the Department of Pathology. He is the Chief of Service for the Division of Microbiology, which provides primary testing for STBBIs in the Central zone and reference testing for the rest of the province in Nova Scotia. In Addition, he is the clinical director for the Queen Elizabeth II Sexually Transmitted Disease Clinic and has been a member of a number of national committees related to diagnostic testing including the National Advisory Committee on STBBIs
Dr. Le Sage got her PhD from McGill University in 2009. During the last 10 years her research has focused on elucidating the requirements for influenza virus pathogenesis, transmission and assessing the pandemic potential of emerging influenza virus.
Dr. Lee is a Professor of Medicine at McGill University and a clinician-investigator supported by the Fonds de recherche du Québec – Santé. His research focusses on redefining the standard of care in infectious diseases through randomized controlled trials and thoughtful meta-analyses.
Dr. Lee received his medical degree from the University of Toronto, continuing there for a three-year core residency in Internal Medicine, a dedicated year as the Chief Medical Resident, and a fellowship in Infectious Diseases. Afterwards he completed his Masters of Public Health at Harvard and began on faculty at McGill University.
Dr. Lee was elected fellow of the Infectious Diseases Society of America in 2019, and was the winner of the 2021 CFID John M. Embil Mentorship Award in Infectious Diseases.
Dr. Erin Leonard is a veterinary epidemiologist with the Centre for Foodborne, Environmental and Zoonotic Infectious Diseases, at the Public Health Agency of Canada (PHAC), currently based out of Halifax, NS. She has worked at PHAC for over 9 years, where her focus has been zoonotic diseases and One Health, with a recent emphasis on animal influenzas at the human-animal interface. Dr. Leonard received her DVM from the Atlantic Veterinary College, University of Prince Edward Island and her PhD in Epidemiology from the Ontario Veterinary College, University of Guelph. Dr. Leonard has also worked in small animal clinical practice in the United States and Nova Scotia and has worked as a public health epidemiologist with Nova Scotia Health and as acting Chief Veterinary Officer with the Nova Scotia Department of Agriculture.
Dr. Longtin is an infectious diseases specialist, medical microbiologist and Chair of the infection prevention and control Unit at the Jewish General Hospital. He is a clinician researcher with an interest in the prevention of nosocomial infections.
Jeanne Marrazzo, MD, MPH, FIDSA, is the Chief Executive Officer of IDSA. Dr. Marrazzo is an internationally recognized infectious diseases physician, researcher, and public health leader who most recently served as the director of the National Institute of Allergy and Infectious Diseases at the National Institutes of Health.
Before joining NIAID, Dr. Marrazzo was the C. Glenn Cobbs Endowed Chair in Infectious Diseases and Director of the Division of Infectious Diseases at the University of Alabama at Birmingham. Under her leadership, UAB expanded its clinical research portfolio, strengthened its HIV and STI treatment programs, and deepened collaborations with global health partners.
Dr. Marrazzo earned her bachelor’s in biology from Harvard University, her MD from Thomas Jefferson University, and her MPH in epidemiology from the University of Washington, where she also completed her fellowship in infectious diseases.
Dr. Dominik Mertz is a Professor of Medicine and Division Director of Infectious Diseases at McMaster University, and Medical Director of Antimicrobial Stewardship and Infection Prevention and Control at Hamilton Health Sciences in Hamilton, Ontario. He holds an MSc in Health Research Methodology (Clinical Epidemiology) from McMaster University and is an Improvement Advisor certified through the Institute for Healthcare Improvement.
Dr. Mertz is an active infectious diseases clinician and scientist with a research focus on antimicrobial resistance, diagnostic stewardship, and the optimization of antimicrobial use. He has led and collaborated on numerous multicentre clinical trials and implementation studies.
He has published over 200 peer-reviewed articles and has secured more than $3 million in research funding as a principal investigator. He currently serves as Chair of the Steering Committee for the AMMI Canada Clinical Research Network (AMMI-CRN), where he supports national collaboration in infectious diseases research, and as Chair of the Provincial Advisory Committee to Public Health Ontario (PIDAC).
His work bridges clinical care, research, and health system improvement to address pressing challenges in infectious diseases and antimicrobial resistance.
Dr. Jesse Papenburg practices Pediatric Infectious Diseases and Medical Microbiology at the Montreal Children’s Hospital of the McGill University Health Centre.
Dr. Papenburg’s research centers on the epidemiology of viral respiratory infections. He is Vice-Chair of the Pediatric Investigators Collaborative Network on Infections in Canada (PICNIC) and Co-Director of the McGill University Health Centre Vaccine Study Centre. In 2022, his scientific outreach, commentary and health advocacy in lay media were recognized with the McGill Principal’s Prize for Public Engagement through Media.
Since 2019, Dr. Papenburg is a voting member of the National Advisory Committee on Immunization (NACI), and in 2025 he was appointed Chair of the Quebec Immunization Committee.
Robin Patel is the Elizabeth P. and Robert E. Allen Professor of Individualized Medicine, Director of the Infectious Diseases Research Laboratory, Co-Director of the Clinical Bacteriology Laboratory, Vice Chair of Education in the Department of Laboratory Medicine and Pathology, and former Chair of the Division of Clinical Microbiology, at the Mayo Clinic. She grew up in Québec and received an undergraduate degree in Chemistry from Princeton University, where she graduated magna cum laude. From there, she obtained a medical degree from McGill University. Afterwards, she completed Internal Medicine Residency and Fellowships in Medical Microbiology and Infectious Diseases at the Mayo Clinic. Professor Patel’s research focuses on antimicrobial resistance, developing innovative microbial diagnostics, and understanding the inherent biology of periprosthetic infection. She has over 650 peer-reviewed publications, is supported by the National Institutes of Health and the Centers for Disease Control and Prevention, is the Director of the Laboratory Center of the Antibacterial Resistance Leadership Group of the National Institutes of Health and is a Past President of the American Society for Microbiology.
Dr. Shaqil Peermohamed completed his fellowship in Infectious Diseases at the University of Toronto in 2016. He began his career with the Saskatchewan Health Authority and University of Saskatchewan as an Infectious Disease consultant and Physician Lead of antimicrobial stewardship in Saskatoon. In 2023, Dr. Peermohamed embarked upon the next phase of his career, moving to Vancouver, BC and is currently an Infectious Disease consultant with Vancouver Coastal Health and Regional Medical Director of ASPIRES. He completed his Master of Public Health through the Harvard T.H. Chan School of Public Health, focusing on clinical effectiveness. Building on his outstanding teaching awards and honours list, Dr. Peermohamed is also completing his Clinical Educator Diploma through the Royal College of Physicians and Surgeons of Canada. In his spare time, Dr. Peermohamed enjoys tabletop games and escape rooms.
Emy Philibert is originally from Trois-Rivières, Québec. She obtained her Doctor of Medicine degree from Université Laval in 2024. She is currently completing her residency in Obstetrics and Gynecology at the Université de Montréal. Since last year, she has been involved in research with Dr. Marie-Hélène Mayrand’s team, in collaboration with Dr. François Coutlée. Her research interests focus on the detection of high-risk human papillomavirus (HPV) through self-sampling strategies in the context of cervical cancer screening.
Dr. Poliquin completed his medical school at the University of Western Ontario, followed by a residency in general pediatrics and fellowship in infectious diseases at the University of Manitoba. Following his clinical training, Dr. Poliquin pursued a PhD in infectious diseases, focused on clinical management of Ebola virus disease using an animal model of ICU care. Dr. Poliquin currently practices pediatric infectious diseases in Winnipeg and general pediatrics in northern Manitoba and Nunavut. In addition, Dr. Poliquin is heavily involved in health system leadership, previously having led the National Microbiology Laboratory and currently serving as Assistant Registrar for the College of Physicians and Surgeons of Manitoba and Section Head for Pediatric Infectious Diseases.
Dr. Prameet Sheth is the Jay and Kendal Patry Chair in Clinical Genomics, an Associate Professor at Queen’s University and Chief of the Division of Microbiology at Kingston Health Sciences Center. His research focuses on the better understand the relationship between microorganisms and the immune system. He is the current President of the Canadian Association for Clinical Microbiology and Infectious Diseases (CACMID).
Carly Simpson is a Primary Care Nurse Practitioner practicing in St Thomas, Ontario. She currently works at Central Community Health Centre where she has a large roster of clients that identify as Low German Mennonite and Amish. She provides full scope primary care to these clients via traditional in office and mobile care, along with the assistance of her colleague and translator, Catalina Friesen.
Carly has over 15 years of experience working as a nurse in several areas including Emergency Nursing, Post Anesthetic/Same Day Surgery nursing, Surgical Inpatient and Primary Care Nursing. She also has a strong focus on teaching and advocacy for advancing primary care and the Nurse Practitioner Role. She is a current sessional instructor with Athabasca University, as well as an ongoing preceptor for the Western University Nurse Practitioner program. She is also a member of the Primary Care Executive Council, a subset of the Elgin Ontario Health Team which provides leadership and oversight to primary care within her community.
Marek Smieja is a Medical Microbiologist and Infectious Diseases Physician at St. Joseph’s Healthcare Hamilton and Professor in Pathology & Molecular Medicine, McMaster University. He trained at Western University, Dalhousie, and the University of London, before coming to McMaster for Internal Medicine, Infectious Diseases and Microbiology. He obtained a PhD in Health Research Methodology and has a longstanding research and teaching interest in diagnostic testing for respiratory and gastrointestinal pathogens. He is proud that his first medical job was as District Medical Officer in Nain, Labrador, almost 40 years ago, a formative experience in indigenous and northern healthcare, outbreaks management, and vaccine advocacy.
Najmeh Soltaninejad is an international educated Nurse with over 20 years of experience in health care, currently working as a wound care nurse at Women’ s College Hospital (outpatient wound care center) and community nursing clinic in Toronto for the past 6 years. She is certified in the international interprofessional wound care course (IIWCC) in 2024.
Jackson Stewart is an infectious diseases pharmacist at the University of Alberta Hospital in Edmonton, Alberta. After finishing his degree and postgraduate clinical training, Jackson completed the country’s first PGY-2 specialty infectious diseases pharmacy residency in 2020 and has worked since as a specialist in infectious diseases and antimicrobial stewardship at the University of Alberta. Jackson serves as the clinical lead and co-chair of the Antimicrobial Allergy working group for Alberta Health Services with his special interest and training in drug allergy assessment and skin-testing and has also contributed several publications on the topics of clinical pharmacokinetics and diagnostic stewardship.
Dr. Patrick Tang is a Clinical Professor in the Department of Pathology and Laboratory Medicine at the University of British Columbia and a Medical Microbiologist at St. Paul’s Hospital. After completing the MD/PhD program at UBC, he completed residency training in Medical Microbiology at the University of Toronto followed by post-doctoral training at the University of California, San Francisco. During past global outbreaks, he has taken on many roles, from the bedside to the laboratory bench to epidemiology, including the SARS outbreak, the 2009 H1N1 influenza pandemic, and COVID-19 pandemic. Prior to joining St. Paul’s Hospital, Dr. Tang was the Division Chief of Pathology Sciences and Microbiology at Sidra Medicine in Qatar from 2015 to 2024. Previously, he was a clinical-scientist and medical microbiologist at the BC Centre for Disease Control. Dr. Tang’s clinical and research interests are in the application of genomics and metagenomics to infectious diseases and public health as well as the development of novel molecular diagnostics.
Dr. Vanessa Tran is a Clinical Microbiologist at Public Health Ontario (PHO), an Assistant Professor in the Department of Laboratory Medicine and Pathobiology at the University of Toronto, Fellow of the Canadian College of Microbiologists (FCCM), and an early career investigator. At PHO, she is the portfolio lead for sexually transmitted and bloodborne infections (STBBIs), including HIV, hepatitis viruses, and bacterial STIs, and microbiologist lead for Quality. Vanessa has experience in various settings, including hospital, community, and provincial public health laboratories. She enthusiastically participates in teaching and mentorship for learners at all stages of their careers and is an active member of the Clinical Microbiology community, serving on the boards of CACMID and CCM. Vanessa’s clinical and research interests include molecular diagnostics and molecular epidemiology of infectious diseases of public health significance. She has a keen interest in surveillance and testing for STBBIs, particularly in increasing access and reducing barriers to testing.
Dr. Alon Vaisman is an infectious diseases and infection control physician at University Health Network in Toronto. He is a clinician in quality & innovation and assistant professor in the Department of Medicine at the University of Toronto. He obtained a Masters in Advanced Clinical Sciences at the University of California, San Francisco.
Don Vinh is an Infectious Diseases physician and Medical Microbiologist at the McGill University Health Centre, where he serves as Section Chief of the ID–Hematology/Oncology/Transplant program, and Professor of Medicine at McGill University. He is a provincially funded Senior Clinician-Scientist, leading a translational research program on genetic and immunologic susceptibility to infections.
Dr. Vinh completed medical school and Internal Medicine (McGill), Infectious Diseases fellowship (University of Manitoba), and Medical Microbiology (McGill), then pursued a postdoctoral research fellowship at the National Institutes of Health in the laboratory of Dr. Steve Holland, studying inborn errors of immunity.
His research integrates clinical investigation with molecular immunology to understand why some patients develop recurrent, severe, or unusual infections. He has defined novel inborn errors of immunity and autoantibody-mediated immune deficiencies predisposing to mycobacterial, viral, and fungal diseases. He contributes to international guideline development and advises health authorities on infectious diseases and vaccination. Dr. Vinh is a Fellow of the Clinical Immunology Society and the Infectious Diseases Society of America and elected member of the Henry Kunkel Society.
Dr. Ashley Williams completed her PhD at the University of Regina and a Clinical Microbiology Fellowship at the University of Alberta. She became a Fellow of the Canadian College of Microbiologists (FCCM) in April 2025. Dr. Williams is currently a Clinical Microbiologist with the Saskatchewan Health Authority in Regina, where she supports both acute care and public health laboratory services, and serves as an Assistant Professor at the University of Saskatchewan. She is actively involved in the clinical microbiology community, previously serving on the Members-in-Training Committee and currently contributing to both the CACMID Board and the AMMI-CACMID Conference Scientific Planning Committee.
Dr. Yamamura is a medical microbiologist and infectious diseases physician. She is the Director of the Microbiology Laboratory, HHS/St. Joseph’s. She is a Professor, Department of Pathology and Molecular Medicine, McMaster University.
Dr. Cédric Yansouni is Associate Professor of Infectious Diseases and Medical Microbiology at the McGill University Health Centre in Montreal, and Director of the J.D. MacLean Centre for Tropical and Geographic Medicine at McGill. His research programme is focused on informing policy on diagnostics, via the development and field-validation of diagnostic tools for infections in low-resource and remote settings, including remote Indigenous communities in Canada. He advises several governmental bodies on diagnostics (eg WHO, Public Health Agency of Canada) and holds a Clinician-Scholar Career Award from the FRQS.
Dena Zeraatkar, PhD is an Assistant Professor in the Departments of Anesthesia and Health Research Methods, Evidence, and Impact (HEI) at McMaster University. She earned her doctoral degree at McMaster University in the Health Research Methodology graduate program. Following her doctoral training, she pursued postdoctoral training at Harvard Medical School, for which she was awarded a Banting scholarship.
Her research centers on evidence synthesis and evaluation—identifying and appraising research to optimally inform healthcare and public health decisions. She often works in areas in which the evidence is complex or conflicting, examples of which include nutrition, COVID-19 therapeutics, and ME/CFS and long COVID. For her research, in 2023, she was awarded a Gairdner Early Career Investigator Award.