The Campbell Letter

The Campbell Letter

The Farm as a Classroom for Truth

How My Father's Early Life in Nature Shaped the Science Destined to Change Everything

Nelson Campbell
Oct 08, 2025
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I think most of you reading this letter know of my father, Dr. T. Colin Campbell, who performed the pioneering research that validated the health benefits of a plant-based diet. He published more than 300 peer-reviewed papers and submitted 13 lengthy project proposals to the National Institutes of Health, all of which were funded – a rare accomplishment…

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