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Our Researchers
Our researchers, which are made up of scientific and medical staff, work in diverse fields and disciplines, collaborating with partners across sectors and jurisdictions.
Meet Our Researchers
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![Blank female silhouette.](/-/media/Images/Profile-Images/2019/02/profile-blank-silhouette-female.png?h=242&iar=0&w=265&rev=5c6311147c59449380e7d40d2b0d9411&sc_lang=en&hash=7EBA9DC8D75C9D0DA1B3087A6DF699CB)
Dr. Anna Majury
Clinical Microbiologist
Areas of expertise:
- one health
- environmental microbiology
- pandemic influenza
- infectious diseases epidemiology
- zoonotic diseases
- food and waterborne pathogens
- veterinary infectious diseases
![Blank male silhouette placeholder.](/-/media/Images/Expert-Images/2019/02/expert-blank-silhouette-male.png?h=500&iar=0&w=550&rev=bc5fcc0ae82e4a9e8bb9cf99dc90014d&sc_lang=en&hash=A39375CBA454996F44E018503FE3306B)
Dr. Antoine Corbeil
Medical Microbiologist
Areas of expertise:
- Molecular Epidemiology
- Enteric Diseases
- Global Health
- Parasitology
- Quality
![Austin Zygmunt](/-/media/Images/Profile-Images/2023/profile-Austin-Zygmunt.png?h=254&iar=0&w=265&rev=34c4ae1cb9354a748f014af20feba12f&sc_lang=en&hash=9DCBEB781C2E82E82BEAC2DD70FC8E2F)
Dr. Austin Zygmunt
Public Health Physician
Areas of expertise:
- Novel/emerging infectious diseases
- Communicable diseases
- Surveillance and epidemiology
- Infection prevention and control
- Outbreak prevention and management
![Photo of Dr. Brendan Smith](/-/media/Images/Profile-Images/2018/11/profile-brendan-smith.png?h=242&iar=0&w=265&rev=c1ff231130f94446b608c7c05ce37969&sc_lang=en&hash=81291F219EB0F7F6610C267737EB7218)
Dr. Brendan Smith
Scientist
Areas of expertise:
- social epidemiology
- health equity
- diabetes and cardiovascular diseases
- population health intervention research
![Christine Navarro, Public Health Physician](/-/media/Images/Profile-Images/2022/profile-christine-navarro.png?h=300&iar=0&w=300&rev=c4d35671e8fd4698a068dce48c26489b&sc_lang=en&hash=6264D659CC2E048E90AAC992CEE5CAFA)
Dr. Christine Navarro
Public Health Physician
Areas of expertise:
- Immunization
- Vaccine Preventable Diseases
- Outbreak Investigation
![Photo of Dr. Erin Hobin](/-/media/Images/Profile-Images/2018/11/profile-erin-hobin.png?h=242&iar=0&w=265&rev=234cbcc2c02b43bf9626d9c9dd7109db&sc_lang=en&hash=AB1A7A8A0E7C58AAD627F65F891043B1)
Dr. Erin Hobin
Scientist
Areas of expertise:
- population health intervention research
- experimental and quasi-experimental studies
- Food, alcohol, and cannabis policy
- Health promotion and health equity
- Integrated knowledge translation
![Dr Hamidah Meghani](/-/media/Images/Profile-Images/2023/profile-hamidah-meghani.png?h=242&iar=0&w=265&rev=2db3334a1cec430ab83dd3bdf35c34b3&sc_lang=en&hash=CD5DB571D2F3BCBEBA68F27B3354D4C7)
Dr. Hamidah Meghani
Deputy Chief, Health Protection, Medical and Systems Support
Areas of expertise:
- Health leadership and management
- Public health surveillance
- Health equity
- Substance use and chronic disease
![Photo of Dr. Hong Chen](/-/media/Images/Profile-Images/2019/01/profile-hong-chen.png?h=242&iar=0&w=265&rev=17524187192a45e799edd4ac4f3b2d45&sc_lang=en&hash=B1762729DDB481E80B78ADB0E07A916B)
Dr. Hong Chen
Scientist
Areas of expertise:
- environmental epidemiology
- environmental exposure assessment
- biostatistics
- environmental exposure assessment using geographic information systems (GIS)
![Photo of Dr. Jeff Kwong](/-/media/Images/Profile-Images/2019/01/profile-jeff-kwong.png?h=242&iar=0&w=265&rev=d0660fa4415d4655baab90e58deb15ba&sc_lang=en&hash=C8253B015472D981C176528F7825E141)
Dr. Jeff Kwong
Scientist
Areas of expertise:
- epidemiology
- vaccines
- influenza
- public health
- health services
![Photo of Dr. Jessica Hopkins](/-/media/Images/Profile-Images/2020/05/profile-jessica-hopkins.png?h=242&iar=0&w=265&rev=bf50735176434cbd9b70ba96e0a6b3e8&sc_lang=en&hash=89D992685045827D7C4CE333C16D20BD)
Dr. Jessica Hopkins
Chief Health Protection and Emergency Preparedness Officer
Areas of expertise:
- public health
- communicable diseases
- surveillance and epidemiology
- public health policy
![Photo of Dr. JinHee Kim](/-/media/Images/Profile-Images/2020/05/profile-jinhee-kim.png?h=242&iar=0&w=265&rev=4c81c39dd2db448595c55e1888ec1837&sc_lang=en&hash=342B6F7CFC930A4526E7A456CDB0F9B9)
Dr. JinHee Kim
Public Health Physician
Areas of expertise:
- surveillance of environmental hazards and exposures
- food safety and risk
- primary care medicine
- land use planning policy
- environmental burden of disease
![Photo of Dr. Julianne Kus](/-/media/Images/Profile-Images/2019/01/profile-Julianne-kus.png?h=242&iar=0&w=265&rev=e609cf39a5fd4031a371d4299478450d&sc_lang=en&hash=DAE2334235439B86F1D8741E8BEED1D4)
Dr. Julianne Kus
Clinical Microbiologist
Areas of expertise:
- molecular microbiology
- bacteriology
- mycology
- antimicrobial resistance mechanisms
- virulence mechanisms
![Photo of Dr Karl Kabasele](/-/media/Images/Profile-Images/2021/08/profile-karl-kabasele.png?h=242&iar=0&w=265&rev=ff1619efae8c40e6a04612f3e4888997&sc_lang=en&hash=B74A82D8EAF4183A718CD6EF5763AE47)
Dr. Karl Kabasele
Physician Lead
Areas of expertise:
- health communication
- smoking cessation
- medical education
- public health education through broadcast media
- frontline public health management
![Photo of Dr. Kevin Brown](/-/media/Images/Profile-Images/2018/11/profile-kevin-brown.png?h=242&iar=0&w=265&rev=1137e309153541cc9e4809cf2d2f538c&sc_lang=en&hash=8574BBB52882C6B177AEC8297F2818B3)
Dr. Kevin Brown
Scientist
Areas of expertise:
- epidemiology
- statistics
- hospital-acquired infection
- C. difficile
- health services research
![Photo of Dr. KevinSchwartz](/-/media/Images/Profile-Images/2018/11/profile-kevin-schwartz.png?h=242&iar=0&w=265&rev=8dbd4769ec204a53b7dd39613d47c7d5&sc_lang=en&hash=BCD2571BD023ADD14A47F7CD41C86184)
Dr. Kevin Schwartz
Physician
Areas of expertise:
- antimicrobial stewardship
- administrative data
- epidemiology
- vaccines
![Photo of Dr. Liane Macdonald](/-/media/Images/Profile-Images/2018/11/profile-liane-macdonald.png?h=242&iar=0&w=265&rev=ce6180de66b0474aa015518cb5832035&sc_lang=en&hash=11C8855FAD7FF072DBC8DC287BABBCD7)
Dr. Liane Macdonald
Public Health Physician
Areas of expertise:
- communicable disease control, prevention and risk assessment
- blood-borne infections, respiratory diseases and enteric and zoonotic diseases
- infectious disease surveillance and epidemiology
- knowledge synthesis and knowledge translation
- public health program evaluation, policy analysis and strategy development
![Blank male silhouette.](/-/media/Images/Profile-Images/2019/02/profile-blank-silhouette-male.png?h=242&iar=0&w=265&rev=72a34c613d5a4d46ad14d4df356962f7&sc_lang=en&hash=5DED9530ABD4B6CB088B9056D2DEB9C9)
Dr. Maan Hasso
Medical Microbiologist
Areas of expertise:
- Molecular diagnostic in microbiology
- Emerging pathogens
- Antimicrobial resistance testing
- Mycobacterium tuberculosis
- Quality in laboratory medicine
![Blank female silhouette.](/-/media/Images/Expert-Images/2019/02/expert-blank-silhouette-female.png?h=500&iar=0&w=550&rev=a8441d1b69e44b65983c97cdd40227b6&sc_lang=en&hash=3B5934614416E380FCD7E92FBA9E924F)
Dr. Michelle Science
IPAC Physician
Areas of expertise:
- Infectious Disease
- Infection Prevention and Control
- Pediatric
- Vaccines
- Epidemiology
![Photo of Dr. Nick Daneman](/-/media/Images/Profile-Images/2018/11/profile-nick-daneman.png?h=242&iar=0&w=265&rev=ac4ae0548af848aa82b0e73a6c8f5981&sc_lang=en&hash=E8DAAA6B807103E3787F6928E6CB8261)
Dr. Nick Daneman
Clinician Scientist
Areas of expertise:
- infectious diseases
- antimicrobial stewardship and resistance
- health-care associated infections
- critical care infections
- bacteremia
- C. difficile
![Photo of Dr. Pamela Leece](/-/media/Images/Profile-Images/2018/11/profile-pamela-leece.png?h=242&iar=0&w=265&rev=71a323f805fa4d7fa42e9e6c2f152a48&sc_lang=en&hash=6AC5942B16916004C4BE5430F959F8D0)
Dr. Pamela Leece
Public Health Physician
Areas of expertise:
- substance use disorders, harm reduction and overdose prevention
- public health
- health services
- quality improvement and knowledge translation
- program evaluation
![Blank male silhouette.](/-/media/Images/Profile-Images/2019/02/profile-blank-silhouette-male.png?h=242&iar=0&w=265&rev=72a34c613d5a4d46ad14d4df356962f7&sc_lang=en&hash=5DED9530ABD4B6CB088B9056D2DEB9C9)
Dr. Reed Morrison
Public Health Physician
Areas of expertise:
- Vaccine preventable diseases
- Communicable disease control and prevention
- Northern and rural health
![Blank male silhouette placeholder.](/-/media/Images/Expert-Images/2019/02/expert-blank-silhouette-male.png?h=500&iar=0&w=550&rev=bc5fcc0ae82e4a9e8bb9cf99dc90014d&sc_lang=en&hash=A39375CBA454996F44E018503FE3306B)
Dr. Richard Mather
Public Health Physician
Areas of expertise:
- communicable disease control and prevention
- infectious disease surveillance and epidemiology
- outbreak management
![Photo of Dr. Samir Patel](/-/media/Images/Profile-Images/2020/05/profile-samir-patel.png?h=242&iar=0&w=265&rev=572425b389e541daa4ed48c8985c036f&sc_lang=en&hash=F6F6A8CD2D1CC08CB0C52704E31E6A3E)
Dr. Samir Patel
Chief Laboratory Science and Operations Officer Public Health Ontario Laboratory
Areas of expertise:
- antimicrobial resistance
- hospital-associated infections
- zoonotic diseases
![Photo of Dr. Sarah Buchan](/-/media/Images/Profile-Images/2019/02/profile-sarah-buchan.png?h=240&iar=0&w=265&rev=89aebedf50c445c1a6b8e4a116772c01&sc_lang=en&hash=61AAE8D26F75E3D3B8539D4CE2F317C8)
Dr. Sarah Buchan
Scientist
Areas of expertise:
- immunization
- vaccine-preventable diseases
- epidemiology
- administrative data
![Photo of Dr. Sarah Wilson](/-/media/Images/Profile-Images/2019/01/profile-sarah-wilson.png?h=242&iar=0&w=265&rev=d98dc9005ff14e1caf749b68e79c70f7&sc_lang=en&hash=8DDA4A8B801680183C8D7FBCF80A156F)
Dr. Sarah Wilson
Medical Epidemiologist
Areas of expertise:
- immunization coverage assessment
- immunization program evaluation
- vaccine-preventable diseases
- outbreak investigation
![Shawn Clark](/-/media/Images/Profile-Images/24/profile-shawn-clark.png?h=242&iar=0&w=265&rev=d274fad843594259a165b7b5cde8ca74&sc_lang=en&hash=DE0EC18745644CA5DD2A9000FAFC2A26)
Dr. Shawn Clark
Clinical Microbiologist
Areas of expertise:
- Molecular microbiology
- Antimicrobial resistance
- Antimicrobial susceptibility testing
- Arthropod-borne viruses and viruses associated with hemorrhagic fevers
![Photo of Dr. Shelly Bolotin](/-/media/Images/Profile-Images/2018/11/profile-shelly-bolotin.png?h=242&iar=0&w=265&rev=b6fc24e3fdd44151967bf3b9d92fe663&sc_lang=en&hash=7932B8BDA626F7702E12AE21EF88D6EE)
Dr. Shelly Bolotin
Scientist
Areas of expertise:
- vaccine-preventable diseases
- population immunity
- sero-epidemiology
- microbiology
![Photo of Dr. Sonica Singhal](/-/media/Images/Profile-Images/2018/11/profile-sonica-singhal.png?h=242&iar=0&w=265&rev=565e6b0265134da0affabf8e60d1ef46&sc_lang=en&hash=AF0225E1A2C2E7DC09F8D750BCBB5563)
Dr. Sonica Singhal
Scientist, Oral Health
Areas of expertise:
- oral health
- access to healthcare
- tobacco research
- program planning and evaluation
- public health policy
![profile-tiffany-fitzpatrick](/-/media/Images/Profile-Images/24/profile-tiffany-fitzpatrick.png?h=242&iar=0&w=265&rev=fb4f769c57d74d049f336d6cf46998c1&sc_lang=en&hash=28C174683BE7F446DC9B075F67385B6F)
Dr. Tiffany Fitzpatrick
Scientist
Areas of expertise:
- Epidemiology of infectious diseases
- Respiratory syncytial virus (RSV)
- Epidemiological and mathematical modeling methods
- Health equity
- Health administrative data and data linkage
![Blank male silhouette.](/-/media/Images/Profile-Images/2019/02/profile-blank-silhouette-male.png?h=242&iar=0&w=265&rev=72a34c613d5a4d46ad14d4df356962f7&sc_lang=en&hash=5DED9530ABD4B6CB088B9056D2DEB9C9)
Dr. Tony Mazzulli
Medical Microbiologist
Areas of expertise:
- infectious diseases
- medical microbiology
- diagnostic and clinical virology
![Blank female silhouette.](/-/media/Images/Profile-Images/2019/02/profile-blank-silhouette-female.png?h=242&iar=0&w=265&rev=5c6311147c59449380e7d40d2b0d9411&sc_lang=en&hash=7EBA9DC8D75C9D0DA1B3087A6DF699CB)
Dr. Vanessa Tran
Clinical Microbiologist
Areas of expertise:
- molecular microbiology
- molecular diagnostics
- bloodborne viruses
- molecular epidemiology
- serology
![Photo of Dr. Yasmin Khan](/-/media/Images/Profile-Images/2019/01/profile-yasmin-khan.png?h=242&iar=0&w=265&rev=5fe91aad9fdf4a10bf6e83b416168a96&sc_lang=en&hash=160849B9F6AF51A1932BD0A3A998ECA9)
Dr. Yasmin Khan
Physician, Emergency Preparedness
Areas of expertise:
- public health emergency management
- health system emergency management
- emergency medicine
- health systems research
- high-risk populations
![Blank male silhouette.](/-/media/Images/Profile-Images/2019/02/profile-blank-silhouette-male.png?h=242&iar=0&w=265&rev=72a34c613d5a4d46ad14d4df356962f7&sc_lang=en&hash=5DED9530ABD4B6CB088B9056D2DEB9C9)
Dr. Vincent Spilchuk
Physician, Occupational Medicine Consultant
Areas of expertise:
- heavy metals toxicology
- occupational disease
- environmental disease
- workplace health and safety
- general internal medicine
![Blank male silhouette.](/-/media/Images/Profile-Images/2019/02/profile-blank-silhouette-male.png?h=242&iar=0&w=265&rev=72a34c613d5a4d46ad14d4df356962f7&sc_lang=en&hash=5DED9530ABD4B6CB088B9056D2DEB9C9)
Dr. Venkata R. Duvvuri
Scientist, Machine Learning
Areas of expertise:
- data science and machine learning
- genomic epidemiology
- public health microbiology
- one health approach
- health administrative and Electronic Health Record (EHR) data
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