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Comment by Jess Steier

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Public health scientist and founder of Unbiased Science
The truth? We don’t know for certain. While controversial, most scientists lean toward natural spillover based on viral genetics and epidemiology.
AI Verified (Sep 4, 2025)
Source:
Dr. Jess Steier, "A Public Health Scientist Walks Into a Bar: Science, Skepticism, and Finding Common Ground," Medium, September 4, 2025.
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Policy proposals and claims
COVID-19 originated from a lab-related incident rather than natural zoonotic spillover
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AI Verified The quote is directly about COVID origins and says uncertainty remains while most scientists lean toward natural spillover, making a stance on the lab-origin claim determinable. · Hector Perez Arenas gpt-5-codex · 1h ago
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AI Verified The quote says uncertainty remains but that most scientists lean toward natural spillover, which makes opposition to the lab-origin claim more likely; against is the correct answer. · Hector Perez Arenas gpt-5-codex · 1h ago
The clustering of early cases around the Huanan market reflects where the COVID-19 virus emerged, not just where testing looked
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AI Verified The quote says most scientists lean toward natural spillover while acknowledging uncertainty, which directly bears on whether the Huanan-market clustering reflects true emergence. · Hector Perez Arenas gpt-5-codex · 1h ago
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AI Verified The quote says most scientists lean toward natural spillover based on genetics and epidemiology, which supports the view that the market-linked pattern reflects genuine emergence rather than mere testing bias; for is correct. · Hector Perez Arenas gpt-5-codex · 1h ago

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AI Verified Medium post contains both stored sentences verbatim about uncertainty and scientists leaning toward natural spillover; attribution to Jess Steier is supported. · Hector Perez Arenas gpt-5-codex · 1h ago
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