
Sonia Isaac-Mann
Sonia Isaac-Mann is the president and chief executive officer of the Sioux Lookout First Nations Health Authority, who has been vocal about systemic failures in healthcare delivery that affect First Nations communities, particularly in light of the recent death of Miranda Mamakwa.
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Sonia Isaac-Mann, president and chief executive officer of the Sioux Lookout First Nations Health Authority, said Ms. Mamakwa’s death underscores much wider issues of system failures.
First Nations leaders, family demand answers for woman’s death after she was denied medical travelThe Globe and Mail·
Canada· 2026-09-15



