Using the Wright–Harpending kinship framework, the article derives coefficients of relatedness that depend on population differentiation (FST). It shows a parent–child pair remains far more related than a random co‑ethnic under realistic human FST values; only implausibly large between‑group divergence would flip this. Negative kinship values can occur in the model, but not at observed European–African distances.
— It offers a rigorous, portable way to test sensational genetics claims in public debates and discourages misuse of 'genetic distance' to make inflammatory assertions.
Davide Piffer
2025.09.08
100% relevant
Piffer’s table of relationship coefficients computed from Wright–Harpending equations across FST values in response to J.F. Gariépy’s viral claim and critiques by Razib Khan and Michael D. Edge.
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