The best DNA ethnicity results—most accurate and specific—vary across testing companies. Here’s some hard data for 23andMe and AncestryDNA. In my most recent post, I explained two key metrics in DNA ethnicity estimates: precision and recall. (The M&M analogy I...
Ethnicity estimates in DNA testing are becoming more precise, accurate and consistent—but they’re still not equally robust across the market. Here’s an expert (and detailed) answer to this important question! DNA ethnicity estimates: Performance varies This article is...
How can you learn about Jewish ethnicity and DNA? “Jewish DNA” genetic signatures show up in DNA test results for family history: in Y DNA, mtDNA and even autosomal tests. Because Jewish people (as a whole) have been so good at obeying rather strict laws of family...
What is a haplogroup? How do I use DNA haplogroups to learn about my genetic story? Your DNA Guide is your source for answers to these and other questions. When you test your Y DNA (which traces a direct paternal line) or mtDNA (which traces a direct maternal line) at...
Do DNA ethnicity test results perpetuate racism? My experience says the opposite is true. Do DNA ethnicity results perpetuate racist thinking? Recently, a few critics have complained that DNA testing—and the marketing surrounding it—reinforces negative ideas about...
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