
Ronald St. John
epidemiologistMale0.0Global Dominance: 0.00%
Dr. Ronald St. John is an experienced epidemiologist who directed emergency preparedness and response at the Public Health Agency of Canada and has voiced concerns over Canada’s loss of measles elimination status, emphasizing the importance of public health vigilance.
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Recent news mentions
Dr. Ronald St. John, who ran the Pan American Health Organization’s infectious disease control programs, commented on the loss of Canada’s measles-free status.
‘If the numbers are right, we’re in trouble’: Behind the comeback of measles in CanadaThe Globe and Mail·
Canada· 2025-12-19








